Equations with Ratios and Proportions
Topic Page
Equations with Ratios and Proportions
Questions
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What is the difference between proportions and ratios?
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What is the difference between ratios and rates?
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What are cross products?
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How do you write "12 meters to 4 floors" as a rate?
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How do you write and simplify "150 boys to 175 girls" as a ratio?
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How do you solve #\frac{6}{19} = \frac{x}{11}#?
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How do you solve #\frac{n+1}{11} = -2#?
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How do you solve #\frac{0.1}{1.01} = \frac{1.9}{x}#?
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How do you use proportions to solve how much money the restaurant made if it serves 250 people per day when they usually serve 100 people per day and takes in $908?
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How do you solve #x/4-7=13#?
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How do you solve ratio and proportion problems?
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What does a ratio and proportion mean?
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How are ratio and proportion used in geometry?
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What is the difference between Ratio And Proportion?
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How do you find the unit rate of a 12-oz bottle of orange juice that sells for $1.29?
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How do you use proportion to calculate how much the client will owe the lawyer (excluding tax) if a lawyer bills her clients $250 per hour of service and a client's case requires 47 hours to complete?
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How many kg of the first alloy and of the second alloy should be alloyed together to obtain 28 kgs of new alloy with equal contents of copper and zinc if in two alloys, ratios of copper to zinc are 5:2 and 3:4?
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How do you find the measure of each angle if the ratio of two supplementary angles is 11:4?
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How many teachers must the Kinderwatchers Day Care Center hire to supervise 75 children if the State Board of Education dictates that the maximum student-teacher ratio in day care centers as 6:1?
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How do you solve #g/5 = 6/10#?
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What is the ratio of the measure of a 120 degrees-angle to the measure of its supplement?
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How tall is the building, in feet if a scale model of a building is 2.3-feet high and the ratio of the height of the model to the height of the building is 1:156?
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What would be the distance between two towns if a map is drawn to the scale of 1 : 100, 000 and the distance between 2 towns is 2km?
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What is the volume of the larger sphere if the diameters of two spheres are in the ratio of 2:3 and the sum of their volumes is 1260 cu.m?
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How do you solve #14/(3x) = 6/(2x-5)#?
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What is the ratio of the longer segment to the shorter segment, if a line 48 m long is divided by a point 12m from one end?
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How do you find the ratio of a to b in lowest terms if #a= 12# cm and #b= 84# cm?
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If there are 20 flowers, how many roses are there if bunches of Flowers have lillies and roses in the ratio 1:3?
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If eight men can dig a hole in 4 hours, how long will take the five men to dig the same hole?
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In a Police camp there is provision of food for 125 police men for 36 days. After 16 days 25 police men were shifted to another place . How long the remaining food would last for the remaining policemen ?
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If a 2 kg bag of sugar contains 9 times 10 to the power of 6 crystals, how many crystals are there in?
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How do you solve #5/x=6/9#?
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In the sketch, the height of Whisler's mother was 10 inches and the width of her gown was 8 1/3 inches. In the actual painting, the height of his mother was 50 inches. How would I find the width of her gown?
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If two segments AB and CD are in the ratio 3:5 andCD is longer than AB by 28 cm, how long is each segment?
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If flour, margarine and sugar are mixed for a fruit crumble in the ratio 6:4:3, how much flour and sugar will be needed if 240g of margarine are used?
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How many basketballs are in the locker, if there are 18 baseballs and basketballs in one gym storage locker and there are 3 baseballs for every 6 basketballs in the locker?
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How do you write the ratio of 1.2 to 9.8?
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John's present age to Andrew's present age is 3:1. In 6 years time, the ratio of John's age to Andrew's age will be 5:2. What is John's present age?
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In a fast-food restaurant, the ratio of people eating hamburgers to people eating chicken is 4 :3. There are 84 people in the reasturant. How many people are eating hamburgers and how many are eating chicken?
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What does a 1:1 ratio mean?
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The ratio of girls to boys is 2:3 and there are 20 people in the class, how many are girls and boys?
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During a paint sale, a hardware store sold 33 gallons of flat paint and 57 gallons of high-gloss paint. What is the ratio of gallons of high-gloss sold to the total gallons sold?
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What is the ratio of 9 to 3?
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What ratio is equivalent to 125?
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How do you solve the equation and identify any extraneous solutions for #24/5=9/(y+2)#?
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How do you solve the equation and identify any extraneous solutions for #(r+4)/3=r/5#?
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How do you solve the equation and identify any extraneous solutions for #5/(3c)=2/3#?
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How do you solve the equation and identify any extraneous solutions for #(3x^3)/4=192#?
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A map is drawn to the scale of 1 : 100, 000. If the distance between 2 towns is 2km what would be the distance between them on the map?
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Suki has started to draw a plan of her bedroom at a scale of 1 : 25. The length of her room is represented by 132mm on the plan. What is the actual length of her room?
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A recipe for 6 people uses the following ingredients. 120gm in flour, 45 grams of fat and 2 eggs. How much of each ingredient Pat will need to make the recipe for 9 people?
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The scale of a map 1 : 4, 000, 000. The distance between Leeds and London on this map is 8 : 125 cm. How do you calculate the actual distance between Leeds and London?
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What is the ratio of the lenght of one side of a square to the perimeter of the square?
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What is the ratio of the angle sum of a triangle to the angle sum of a quadrilateral?
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What is the ratio of the measure of the complement of a 50 degrees-angle to the measure of the supplement of the same angle?
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What is the ratio of the measure of one angle of a square to the measure of one angle of an equilateral triangle?
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What's the ratio of 16 cm over 3.6 cm?
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What's the ratio of 12 ft over 3 yd?
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A lawyer bills her clients $250 per hour of service. If a client's case requires 47 hours to complete, use proportion to calculate how much the client will owe the lawyer (excluding tax)?
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How do you solve #7/8 = z/4#?
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How do you solve #32/-h = -1/3#?
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How do you solve #3/6 = (x-3)/8#?
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How do you solve #(x+2)/( 5x-2) = 4/8 #?
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Question #012eb
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How do you solve # (240+30x)/(16+x)=18#?
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Question #bd45b
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How do you convert 5,400 inches to miles?
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How do you convert 54 yards to mm?
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How do you convert 36 cm/sec to mph?
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How do you convert 45 centimeters to kilometers?
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How do you convert 1.6 days to seconds?
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How do you convert 840 inches to cm?
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How do you convert 90 inches to yards?
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How many inches are in 6 meters?
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How many liters are in 10 U.S. gallons?
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100 kilometers is equal to how many miles?
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1,000,000 grams is equal to how many kilograms?
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How do you solve #4/9 = x/10#?
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How do you solve #x/5 = (2x+1)/20#?
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How do you solve #3/4 = 7/x#?
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How do you solve # [(X-1) / (X-3)] = [2 /(X-3)]#?
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How do you solve #[(X+2) / (X-1)] = [1/2]#?
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How do you solve #[6 / (X-1)] = [4 / (X+1)]#?
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How do you solve # [a / (a+1)] - [1 / (a-1)]#?
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How do you solve #1/(x-1)+3/(x+1)=2#?
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How do you solve # 4/(x^2-2x-3) = [-x/(x-3)] [-1/(x+1)]#?
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How do you solve #2/a = 4#?
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How do you solve #8/(x-4) -3=1/(x-10)#?
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How do you solve #(5x+6)/5 = (4x+10)/3#?
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How do you solve #1 /(x-4) = 6/( x+6)#?
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How do you solve #(200/r)-1= 200/(r-10)#?
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During the weekend, it snowed #2/5# of a foot of snow in #1/4# of the day. At that rate how much did it snow in an entire day?
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A scale drawing of a billboard uses the scale 4cm : 9ft. The length of the billboard in the drawing is 11cm. How long is the actual billboard?
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A Cabbage Palmetto has a height of 80 feet. What is the approximate height of the tree in meters?
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The perimeter of a rectangle is 96 ft. How do you find the dimensions of the rectangle if the ratio of the length to the width is 7: 5?
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How do you find the two numbers whose ratio is 3 to 4 and that have a sum of 35?
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How do you find the ratio of x to y given #5x = 6y#?
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Emily's cat ate #1/4# of a dozen fish fillets. How many fish fillets did Emily cat eat?
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Which is bigger, one fourth of 16 or one third of 24?
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Working alone, it takes Maria nine hours to dig a 10 ft by 10 ft hole. Darryl can dig the same hole in ten hours. How long would it take them if they worked together?
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In the Miller family, there are 8 boys and 12 girls. What is the ratio of boys to girls?
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How do you write the ratio of 3 1/2 to 1 2/3?
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Zoe has 5 pounds of potatoes. She has multiple recipes that require #3/4# pounds of potatoes. How many recipes will she be able to make?
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What are the next three terms in the sequence #12, 4, 3/4# ?
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Of the 240 students eating lunch, 96 purchased their lunch and the rest brought a bag lunch. What is the ratio of students purchasing lunch to students bringing a bag lunch?
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Question #9ac4a
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How do you solve #((2t-1)/(3t+4)) = 2#?
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Question #7b017
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How do you solve #y/8 = 72#?
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How do you solve #(a+4)/2 = (a+4)/a#?
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Yolanda buys 11 bananas for $5.17. How much does one banana cost?
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Bella saw that 7 out of 11 people brought an umbrella to the beach. There were 99 people there. How many of them did not have a beach umbrella?
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The veterinarian listens to your cat's heart and counts 30 beats in 15 seconds. what is your cat's heart rate?
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Sasha, Rudy, and Mario each have #1 3/4# cups of flour. Can they make a recipe for bread that needs 5 cups of flour?
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James types 84 words in 2 minutes. He estimates that his history essay is 420 words long. What is the least amount of time James will need to type his essay?
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How do you solve #(1 - y)/(1 + y) = 2/3#?
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How do you solve #(x - 2)/( x + 1) =( x + 1)/(x - 2)#?
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How do you solve #(3x)/(x - 2) = 6/(x - 2)#?
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How do you solve for x in #y = (1+4x)/(7-9x)#?
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How do you solve for x in #48/125=(3x)/25#?
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How do you solve for x in #x=18/(x+3)#?
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How do you solve for a: in #y= (at²)÷2 + vt#?
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How do you solve for z: in #x=y-z/5#?
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How do you solve for a: in #1/a+1/b=c#?
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A map has a scale of 3 km to 2 inches. Which ratio of measures forms a proportion with the map's scale of km to inches?
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Solve the proportion 35 over 28 equals x over 4. What is the value of x?
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Solve the proportion x over x plus 1 equals 4 over x plus 4. What is the value(s) of x?
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How do you solve #7/(x+2)= 2/(x-5)#?
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How do you solve #2/(3y-4)=5/(6y-7)#?
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There are 57 students in the class. The ratio of boys to girls is 4:15. How many boys need to leave the room so the ratio becomes 4:11?
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Question #4c78b
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Question #c311f
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How do you solve #(4x-2)/(x-6) = -x/(x+5)# and find any extraneous solutions?
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How do you solve #X/50=100/2 # and find any extraneous solutions?
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How do you solve #24/5=9/(y+2)# and find any extraneous solutions?
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How do you solve #(r+4)/3=r/5# and find any extraneous solutions?
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How do you solve #5/(3c)=2/3# and find any extraneous solutions?
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How do you solve #x/2 = 5/15#?
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How do you solve #(3x+2)/(2x-1)=(5x+6)/(x+4)#?
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How do you solve #(x - 2 )/ 3 = 1/x#?
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The volumes of two similar solids are 53 cm3 and 1113 cm3. Which is the ratio of the corresponding sides?
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If the smaller cube has a surface area of 384cm^2, what is the surface area of the larger cube?
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Three numbers are in the ratio 2:3:4. The sum of their cubes is 0.334125. How do you find the numbers?
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How do you solve # (x - 3) /x = (x - 3) / (x - 6) #?
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How do you solve #(x-3)/4=2#?
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Malia runs 5 miles in 1 hour. How many miles does she run in half an hour?
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How do you know if the pair 4/2 and 20/6 form a proportion?
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How do you know if the pair 4/3 and 16/12 form a proportion?
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How do you know if the pair #12/24 and 3/4# form a proportion?
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How do you know if the pair 3/2 and 18/8 form a proportion?
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How do you know if the pair 4/3 and 8/6 form a proportion?
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How do you know if the pair 6/9 and 2/3 form a proportion?
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How do you solve #10/k=8/4#?
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How do you solve #m/10=10/3#?
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How do you solve #2/x=7/9#?
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How do you solve #3/x=7/10#?
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How do you solve #4/9=2/x#?
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How do you solve #6/a=3/8#?
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How do you solve #(8n)/8=8/3#?
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How do you solve #7/9=a/5#?
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How do you solve #p/8=13/2#?
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How do you solve #3/13=v/3#?
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How do you solve #10/12=2/n#?
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How do you solve #11/10=r/11#?
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How do you solve #x/9=7/14#?
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How do you solve #a/10=11/14#?
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How do you solve #v/12=10/2#?
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How do you solve #6/14=5/n#?
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How do you solve #7/5=x/3#?
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How do you solve #9/6=x/10#?
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How do you solve #7/n=8/7#?
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How do you solve #4/3=8/x#?
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How do you solve #7/(b+5)=10/5#?
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How do you solve #6/(b-1)=9/7#?
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How do you solve #4/(m-8)=8/2#?
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How do you solve #5/6=(7n+9)/9#?
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How do you solve #4/9=(r-3)/6#?
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How do you solve #7/9=b/(b-10)#?
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How do you solve #9/(k-7)=6/k#?
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How do you solve #4/(n+2)=7/n#?
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How do you solve #n/(n-3)=2/3#?
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How do you solve #(x-3)/x=9/10#?
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How do you solve #(p+10)/(p-7)=8/9#?
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How do you solve #2/8=(n+4)/(n-4)#?
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How do you solve #(n-5)/(n+8)=2/7#?
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How do you solve #(n-6)/(n-7)=9/2#?
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How do you solve #6/2=4/p#?
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How do you solve #4/k=8/2#?
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How do you solve #n/4=8/7#?
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How do you solve #5/3=x/4#?
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How do you solve #m/5=7/2#?
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How do you solve #7/4=r/5#?
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How do you solve #7/6=5/x#?
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How do you solve #6/5=2/(5n)#?
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How do you solve #v/4.9=5.4/6.1#?
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How do you solve #6.4/x=2.56/9.3#?
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How do you solve #3.4/x=2.17/7.7#?
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How do you solve #9/8=(k+6)/6#?
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How do you solve #2/10=4/(a-3)#?
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How do you solve #10/(p+2)=4/3#?
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How do you solve #4/6=8/(x-1)#?
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How do you solve #m/8=(m+7)/9#?
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How do you solve #n/(n+1)=3/5#?
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How do you solve #9/4=(r-10)/r#?
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How do you solve #(x+6)/x=10/7#?
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How do you solve #(n-9)/(n+5)=7/4#?
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How do you solve #6/(b+9)=4/(b+5)#?
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How do you solve #8/3=(v-9)/(7v+4)#?
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How do you solve #8/(5x-4)=6/(x+5)#?
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Do you think that a person's age and the amount they eat each day are basically in
proportion?
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How do you solve #(x-1)/-4=2/3#?
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How do you solve #(x+3)/4=7/8#?
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How do you solve #7/12=(a-6)/5#?
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How do you solve #8/9=(w-2)/6#?
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How do you solve #5/(2-x)=7/10#?
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How do you solve #(3+x)/8=7/12#?
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How do you solve #3/5=(y+1)/9#?
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How do you solve #(x+3)/3=(10+4)/4#?
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How do you solve #(x+7)/7=15/5#?
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How do you solve #3/5=6/(x+3)#?
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How do you solve #5/7=(x-2)/4#?
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How do you solve #(x+2)/6=(x-1)/12#?
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How do you solve #(x+2)/(x-2)=4/8#?
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How do you solve #8/(b+10)=4/(2b-7)#?
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A girl scout troop uses 14 flashlight batteries on a three-night camping trip. If they are planning a seven-night trip, how many batteries should they bring?
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Three pumps can remove a total of 1700 gallons of water per minute from a flooded
mineshaft. If engineers want to remove at least 5500 gallons per minute, how many pumps will they need operating?
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Geologists in Antarctica find an average of 7 meteorite fragments in every 500 tons of gravel they sift through. How much gravel must they sift through in order to get 100 fragments?
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A case of 24 tennis balls weighs 3 pounds. How much would a shipment of 2560 tennis balls weigh?
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How do you solve #6/(3b+2)=3/5#?
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How do you solve #9/5=(c-1)/10#?
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How do you solve #(e-2)/2=(e+2)/3#?
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How do you solve #(4-f)/5=(f+1)/3#?
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How do you solve #-3/(2g+1)=3/(g+6)#?
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How do you solve #-1/(-h-4)=2/(h-4)#?
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How do you solve #(5k-2)/-4=(2-5k)/4#?
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How do you solve #(-6m-3)/4=(2m+5)/-2#?
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How do you solve #2/6=6/x#?
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How do you solve #a/6=6/4#?
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How do you solve #8/(n+4)=6/2#?
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How do you solve #3/(2k+1)=2/9#?
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How do you solve #6/2=7/(x+9)#?
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How do you solve #(3n+5)/7=n/9#?
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How do you solve #(p-2)/5=p/8#?
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How do you solve #8/9=(n+6)/n#?
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How do you solve #(x-6)/x=4/2#?
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How do you solve #(n-8)/n=7/9#?
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How do you solve #v/(v-9)=10/6#?
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How do you solve #(a-7)/(a-10)=10/3#?
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How do you solve #8/6=(k-4)/(k-3)#?
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How do you solve #(5x-10)/(7x+6)=10/8#?
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How do you solve #(m+3)/4=(m-5)/7#?
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How do you solve #(x+2)/2=(x-6)/10#?
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How do you solve #(n+3)/(2n-8)=2/3#?
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How do you solve #6/7=2/n#?
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How do you solve #7/(v+4)=10/2#?
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How do you solve #7/5=(2x+4)/9#?
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How do you solve #(2a+4)/3=6/9#?
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How do you solve #5/7=(3x+1)/2#?
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How do you solve #2/7=(3m+3)/m#?
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How do you solve #x/2=(x+8)/7#?
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How do you solve #5/(b-5)=3/b#?
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How do you solve #3/(b+2)=4/b#?
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How do you solve #7/x=8/(5x-6)#?
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How do you solve #5/(b+8)=3/(3b+7)#?
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How do you solve #6/10=(p-7)/(p+10)#?
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How do you solve #5/(n+10)=3/(3n+6)#?
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How do you solve #10/3=(r+6)/(r+9)#?
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How do you solve #(b-7)/4=(b+9)/7#?
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How do you solve #10/5=(3v+10)/(v+4)#?
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Question #3c7bb
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If 478 people went to the movies and 57 of them were boys and the ratio is 5 boys to every girl, how many girls are there?
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A ship left a port and sailed east at the rate of 30 miles per hour. One hour later, a second ship left the same port at the rate of 40 miles per hour, also traveling east. In how many hours did the second ship overtake the first ship?
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There are #20# players on each of two baseball teams. If #2/5# of the players on team 1 miss practice and #1/4# of the players on team 2 miss practice, how many more players from team 1 missed practice then team 2?
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How do you use cross products to solve #9/2=36/n#?
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How do you use cross products to solve #a/24=7/8#?
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How do you use cross products to solve #30/6=b/7#?
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How do you use cross products to solve #3/x=4/28#?
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How do you use cross products to solve #4/p=14/28#?
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How do you use cross products to solve #6.8/z=2/5#?
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How do you use cross products to solve #a/4=3.5/2#?
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How do you use cross products to solve #7/10=k/8#?
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How do you use cross products to solve #20/m=16/5#?
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How do you use cross products to solve #6/9.6=9/d#?
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How do you use cross products to solve #2.2/c=5.5/11#?
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How do you use cross products to solve #3.6/3=y/14.4#?
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How do you use cross products to solve #15/4=9/(2n)#?
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How do you use cross products to solve #(b-3)/16=5/8#?
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How do you use cross products to solve #3/4=x/(x+3)#?
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How do you use cross products to solve #2/t=5/(t-6)#?
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How do you use cross products to solve #2/9=c/27#?
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How do you use cross products to solve #49/2=7/4#?
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How do you use cross products to solve #s/11=30/110#?
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How do you use cross products to solve #21/56=z/8#?
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How do you solve #2/5=x/3#?
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How do you solve #4/1=z/16#?
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How do you solve #c/8=11/4#?
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How do you solve #36/12=x/2#?
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How do you solve #16/7=m/21#?
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How do you solve #k/9=10/18#?
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How do you solve #5/8=t/24#?
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How do you solve #d/5=80/100#?
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How do you solve #v/20=8/4#?
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How do you solve #r/60=40/50#?
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How do you solve #16/48=n/36#?
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How do you solve #49/98=s/112#?
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How do you solve #b/0.5=9/2.5#?
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How do you solve #1.1/1.2=n/3.6#?
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How do you solve #2.1/7.7=v/8.8#?
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How do you solve #36/54=(2x)/6#?
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How do you solve #(3a)/4=36/12#?
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How do you solve #(10h)/108=5/9#?
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How do you solve #(6r)/10=36/15#?
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How do you solve #12/42=(42w)/56#?
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How do you solve #(m+3)/8=40/64#?
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How do you solve #5/13=(k-4)/39#?
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How do you solve #7/112=(c-3)/8#?
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How do you solve #(6+n)/60=15/90#?
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How do you solve #(5m)/6=10/12#?
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How do you solve #(3k)/27=2/3#?
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How do you solve #-49/7=(a+7)/6#?
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How do you solve #6/(t+4)=42/77#?
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How do you solve #8/12=r/(r+1)#?
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How do you solve #n/(n-12)=9/5#?
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How do you solve #11/2=33/(w+24)#?
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How do you solve #18/(d+13)=6/(d-13)#?
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How do you solve #7/3=(2x+5)/x#?
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How do you solve #a/(9a-2)=1/8#?
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How do you solve #24/(5z+4)=4/(z-1)#?
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How do you solve #(c-8)/-2=(11-4c)/11#?
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How do you solve #(k-8)/(7+k)=-1/5#?
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How do you solve #2/-3=(4v+4)/(2v+14)#?
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How do you solve #(m+1)/4=(3m+6)/7#?
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How do you solve #6/(4+2w)=-2/(w-10)#?
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How do you solve #(n+0.3)/(n-0.3)=9/2#?
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How do you solve #-3/11=(5-h)/(h+1.4)#?
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How do you solve #4/(b-3.9)=2/(b+1)#?
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How do you solve #(16.5+3t)/3=(0.9-t)/-5#?
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Hideko has #3/5# yard of ribbon to tie on balloons for the festival. Each balloon will need #3/10# yard or ribbon. How many balloons can Hideko tie with ribbon?
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The sum of the squares of three numbers is #116#, and the ratio of these numbers is #2:3:4#. What is the largest number?
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Question #939d5
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Question #3eb4a
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What is the #3/4# of #300# milliliters?
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Volumes of two similar solid objects are in the ratio #24:81#. If surface area of larger solid is #540##cm^2#, what is the surface area of smaller object?
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If Dinah can skate #1/2# lap in 15 seconds, how long does it take her to skate 1 lap?
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How do we express the ratio #1:3.75# as a ratio of whole numbers?
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The dashed triangle is the image of the solid triangle. The center of dilation is (−4,−4).
What is the scale factor used to create the dilation?
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How do you solve #\frac{8}{x + 2} \leq 4#?
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How do you solve #-2\leq \frac{x - 4}{- 5} < 5#?
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How do you solve #\frac{k}{4} = - \frac{17}{2}#?
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Question #11038
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At Target a 24 oz bottle of ketchup sells for $2.19, and a 36 oz bottle of ketchup sells for $2.79. What is the linear equation that models the price of ketchup? What is the price of a 44 oz bottle?
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How do you solve #4( w + 1) = 24#?
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How do you solve #x/5=12/3#?
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How do you solve #12/x=3/4#?
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How do you solve #3/5=12/(x+8)#?
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Question #54b33
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How do you solve #-10| h + 5| - 3= - 83#?
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Question #93d83
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Peggy Sue decided to enter her famous chili at her local chili cooking contest. Normally, she needs five tomatoes to make enough chili for her family of seven famous recipe. How many tomatoes should she expect to use to make her for 100 people?
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A fire department in a rural county reports that its response time to fires is approximately Normally distributed with a mean of 22 minutes and a standard deviation of 11.9 minutes. Approximately what proportion of their response times is over 30 minutes?
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Pam's ratio is 2 cups club soda to 5 cups juice. Barry is making punch with 3 cups club soda to 8 cups juice. Erin is also making punch with 4 cups of club soda to 10 cups of juice. Whose ratio is the same as Pam's?
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A video store charges nonmembers $5.00 to rent each video. A store membership cost $22 and members pay only $4.00 to rent each video. For what number of videos is the cost the same?
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A car travels 90 miles on 5 gallons of gas. How do you give the ratio of miles to gallons as a rate in miles per gallon?
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A picture frame is 5 feet by 6 feet. The scale drawing of the picture frame is 1 unit. to 2 feet. What are the dimensions of the scale drawing?
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A gardener is transplanting flowers into a flowerbed. She has been working for an hour and has transplanted 14 flowers. She has 35 more flowers to transplant. If she works at the same rate, how many more hours will it take her?
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The ratio of the leg of an isosceles triangle to its base is 4: 3. The perimeter of the triangle is 132. How do you find the length of the base?
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In a hospital, there are 2 nurses for every 5 patients. How many nurses would probably be on duty if there were 155 patients in the hospital?
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How do you solve #\frac { k + 1} { 3} = \frac { k - 2} { 6}#?
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If #(a+1)/(b-1)=5/1# and #(a-1)/(b+1)=1/1#, how do you find the value of b/a?
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3 out of 8 students are athletes. If there are 1280 students at the school, how many are not athletes?
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Chef Javier can bake 12 pies in 72 minutes, while Chef Sansov can bake 9 pies in 45 minutes. If both of them are baking 3 pies each, how much time will it take them in total?
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The length of a shadow of a building is 29 m. The distance from the top of the building to the tip of the shadow is 38 m. How do you find the height of the building?
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If #2x+3y=1#, what is #x/2+y/3# in terms of y?
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On Wednesday Heather ran 3 miles in 30 minutes. If she ran for 45 minutes at this rate on Thursday, how far did Heather run on Thursday?
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The bag contained red marbles and blue marbles. If the ratio of red marbles to blue marbles was 5 to 3, what fraction of the marbles were blue?
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Jackson weighed 6 pounds 3 ounces when he was born. When he was 4 weeks old, he weighed 128 ounces. How much weight did Jackson gain in those 4 weeks?
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If a car can travel 180 miles on 12 gallons, what is its unit rate?
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Carol spends 17 hours in a 2-week period practicing her culinary skills. How many hours does she practice in 5 weeks?
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One serving of cereal is 32 grams. Ella needs 18 servings of cereal for a soccer team breakfast She wants to buy enough cereal with the least amount left over. How much should she buy?
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A band's first song is 4 minutes, 12 seconds long and has 462 beats. The band wants to have a second song that is 3 minutes, 54 seconds long with the same beats per minute as the first song. How many beats should there be in the second song?
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Pep Club members are making spirit buttons. They make 490 spirit buttons in 3 hours. How do you find the number of buttons the Pep Club makes in 1 hour?
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At Pruitt's farm, the ratio of oranges to apples is 4 to 8. A total of 96 apples and oranges are grown on his farm. How do you find the number of oranges grown?
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If 10 miles is about 16 kilometers and the distance between two towns is 45 miles, use a ratio table to find the distance between the towns in kilometers?
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In a museum, the ratio of adults to children is 13 to 5. If there are 288 people in the museum, how many children are there?
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Ben can type 153 words in 3 minutes. At this rate, how many words can he type in 10 minutes?
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One lap around the dirt track is 1/3 mile. It takes Bryce 1/9 hour to ride one lap. What is Bryce's unit rate, in miles, around the track?
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A fire-breathing swamp monster is 36 feet tall. When last observed, his shadow was 40 was feet long. Write each ratio of Height of monster to length of shadow and Length of shadow to height of monster?
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How could you use cross products to check the solution to this proportion #12/30=5/x#?
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For every person who actually has the flu, there are 6 persons who have flu-like symptoms resulting from a cold. If a doctor sees 40 patients, write and solve a proportion to determine how many of these you would expect to have a cold?
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Greta uses 3 ounces of pasta to make 3/4 of a serving of pasta. How many ounces of pasta are there per serving?
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A ferris takes a maximum of 60 people in 24 minutes. What is the maximum wheel 24 minutes number of the wheel in 2 hours?
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A book store bought 160 copies of a book from the publisher for $4,000. If the store gives away 2 books, how much money will it lose?
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Emma drank 1/4 of a milk shake in 1/12 of a minute. How many minutes will it take her to drink a full milk shake?
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Is 6 to 4 and 9 to 6 proportional?
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The ratio of Sue's age to Betty's age is 4:1. Twenty years from now, Sue will be twice as old as Betty will be then. How do you find their present age?
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In a mall, 1/15 of the stores sell shoes. There are 180 stores in the mall. How many of the stores sell shoes?
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If a basketball player made 72 out of 85 free-throw attempts, how many could she expect to make in 200 attempts?
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Karyn proofreads 15 pages in 2 hours for $40. What is her proofreading rate in pages per hour?
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If 200 vitamins cost $4.75, what should 500 vitamins cost?
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How do you write each real-world example as a rate using labels and then the unit rate: Isabella spends $20 for 4 pounds of grapes?
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How do you write each real-world example as a rate using labels and then the unit rate: Mrs. Thomas charges $60 for 120 minutes of tutoring?
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How do you write each real-world example as a rate using labels and then the unit rate: Melissa types 1300 words in 13 minutes?
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How do you write each real-world example as a rate using labels and then the unit rate: Maddy put 72 chairs in 4 rows?
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If 6 workers complete a certain task in 12 days, how many workers are needed to finish the same task in 18 days?
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The ratio of yellow marbles to red is 12 to 9 What is the ratio of red marbles to yellow marbles?
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A garage floor measures 150 feet by 120 feet. A scale drawing of the floor on grid paper uses a scale of 1 unit 15 feet. What are the dimensions of the drawing?
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An office equipment company rents copier a monthly fee plus a fee per copy. Julie Simms rents a copier and was charged $175 for making 1500 copies in March and $223 for making 2300 copies in April. What is the fee per copy?
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Andy is 6 feet tall. If l inch equals 2.54 centimeters, how tall is Andy to the nearest centimeter?
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Gary is catering a picnic. There will be 118 guests at the picnic, and he wants each guest to have a 12-ounce serving of salad. How much salad should he make?
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If 3 centimeters is equal to 30 millimeters, how many centimeters are in 140 millimeters?
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The ratio of men to women working for a company is 7 to 4. If there are 189 men working for the company, what is the total number of employees?
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A tree casts a shadow that is 14 feet long at the same time that a nearby 2-foot-tall pole casts a shadow that is 1.5 feet long Approximately how tall is the tree?
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Chase has 100 nickels and pennies in a jar. The ratio of nickels to pennies in the jar is 1:4 of the coins in the jar. How much money does Chase have in pennies?
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In a certain area, there are 35 houses to 55 businesses. How do you write the ratio of houses to businesses as a fraction in simplest form. Then explain its meaning?
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Henry can clean the pool three times as fast as John. Together they can do the job in 2 hours. About how long would it take Henry to clean the pool alone?
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Miguel bought 5 rolls of toilet paper for $3. How much would 35 rolls cost?
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Two yards of fabric cost $13, and 5 yards of fabric cost $32.50. Which equation relates the cost of the fabric c to its length l?
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Crew B earns $315 after 3 hours, $525 after 5 hours, and $735 after 7 hours of work. Explain whether or not crew B's data show a proportional relationship. If the data are proportional, identify the constant of proportionality?
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How do you simplify the ratio 10 cats: 15 dogs?
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After 30 baseball games, John had 25 hits. If after 100 games, he had 80 hits, what is his average hits per baseball game?
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How do you determine whether the ratios are equivalent: 3/4, 24/32#?
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How do you determine whether the ratios are equivalent: #5/6#; #15/18#?
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How do you find the solution to the proportion 2/v equals 1/8?
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Question #3c139
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If 12 people are needed to run four machines, how many people are needed to run 20 machines?
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Question #ed8a2
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Tyler earned $68 for babysitting 8 hours. If Tyler is paid the same rate, how much will he earn for babysitting 12 hours?
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An orchard has 48 apple trees, 30 peach trees, and 42 pear trees. In simplest form, what fraction of the trees are peach trees?
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The scale on a wall map is 1 inch : 55 miles. What is the distance on the map between two cities that are 99 miles apart?
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Josh wants to add a model of a tree to his model railroad layout. How big should the model tree be if the actual tree is 315 inches and the scale factor is 1:90?
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During the previous year, 330 out of 1,155 students received financial aid. What fraction of the students received financial aid?
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How do you find the distance between Riverside and Milton if they are 12 cm apart on a map with a scale of 4 cm :21 km?
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Kia stuffs 228 envelopes in an hour. What is the average number of envelopes Kia stuffs per minute?
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How do you solve the proportional #9/r=3/10#?
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A model car was built on a scale of 1:30. If the height of the model car was 1 inches what was the height of the actual car in feet?
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Maria walks 12 miles in 3 hours. How many miles does she walk per hour?
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How do you solve #\frac { 15} { x } - 4= \frac { 6} { x } + 3#?
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How do you simplify #(2x+5)/2=(3x-2)/6#?
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The diameter of Earth, about 8,000 miles, is about 4 times the diameter of the moon. What is the approximate diameter of the moon?
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The ratio of the circumference of two circles is 3/2. The radius of the smaller circle is 8 inches. What is the radius of the larger circle?
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You have a fruit ratio of 23 to 1(cherries to apples), if you have 15 apples how many cherries would you have?
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On a test, Matilda answered 12 out of the first 15 problems correctly. If this rate continues, how many of the next 25 problems will she answer correctly?
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The ratio of blue marbles to white marbles in a bag is 4 to 5. At this rate, how many blue marbles are there if there are 15 white marbles?
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Amy used #3# gallons of paint to cover #2,100 ft^2# of wall space inside her house. How much wall space can she paint with #7# gallons?
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You were able to purchase 5 gallons of gas for $19.85. How many gallons did you buy if you spent 847.64?
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The cost of 10 oranges is $1.00. What is the cost of 5 dozen oranges?
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Marie has a small copy of Rene Magritte's famous painting The Schoolmaster. Her copy has dimensions 2 inches by 1.5 inch The scale of the copy is 1 in 40 cm. How do you find the dimensions of the original painting?
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How do you solve the proportion #y/3=8/9#?
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How do you solve the proportion #5/12=x/36#?
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How do you solve the proportion #7/2=y/3#?
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How do you solve the proportion #5/x=10/4#?
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Maddy consistently swims a 1/4 of a 200 meter freestyle in 45 seconds. If she i continues this pace, how long would i take her to swim a full 200 meter freestyle?
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Kevin drove his scooter 62 km in 2 h. How do you find how far he drives if he drives at the same rate of 3 hr?
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The ratio of quarters to dimes in a coin collection is 5:3. You add the same number of new quarters as dimes to the collection. Is the ratio of quarters to dimes still 5:3?
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Elisa's mom teaches at a preschool. There is 1 teacher for every 12 students at the preschool. There are 276 students at the preschool. How do you set up equivalent ratios to find the number of teachers at the preschool?
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A health department estimates that 8 vials of malaria serum will treat 100 people. At this rate, how many vials are required to treat 175 people?
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Liliana takes 4 breaths per 10 seconds during yoga. At this rate, about how many breaths would Liliana take in 2 minutes of yoga?
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The ratio of 7th grade students to 8th grade students in a soccer league is 17:23. If there are 200 students in all, how many are in the 7th grade?
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Question #40e06
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John made 50 deliveries during the month of May and only 42 during the month of June.What is the decrease in deliveries from May to June?
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How do you determine whether the two ratios form a proportion: #5/7, 8/11#?
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How do you determine whether the two ratios form a proportion: #6/9, 10/15#?
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The ratio of boys to girls in the Science Club is 3:5. If there are 60 girls, how many boys are there?
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Marina can make 36 cupcakes in 45 minutes. How long will it take for her to make 108 cupcakes?
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In an orchestra, there are 48 woodwind players to 60 players. What is the ratio of woodwinds to brass as a fraction in simplest form?
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For a survey, a company decided to call 7 out of every 5,000 people. How many people should be called in a town of 78,000 people?
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The power #P# generated by a certain wind turbine varies directly as the square of the wind speed #w#. The turbine generates 750 watts of power in a 25 mph wind. What is the power it generates in a 40 mph wind?
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If John made 42 deliveries in June and 50 deliveries in May, how many less deliveries did John make in June?
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How do you determine whether the proportion is true or false: #(3/2)/(21/5)=(1/3)/(14/15)#?
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How do you solve #\frac { x + 4} { 3} = 6?#
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The ratio of cars to trucks is 9 to 4 if there are 52 trucks, what is the number of cars?
-
On a map of a state, the scale shows that 1 cm is approximately 5 km. If the distance between two cities is 1.7 cm on the map, how many kilometers separate them?
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Russell, Sarah, and Terry share money in the ratio 2:5:8. Sarah has 120. How much would Russell and Terry get?
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10 men can build a house in 6 months, how many men would it take to build the house in 4 months?
-
A wheel with a radius of 12 inches will move 377 inches when rolled five times. How far will the same wheel move, to the nearest inch, in 16 rolls?
-
Bart burns 200 calories in 0.75 hour of kayaking. How many calories does he burn in a 3-hour kayaking trip?
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A triangle has a perimeter of 18 inches. If one side has length 8 inches, find the length of the shortest side if the other lengths are in the ratio of 2 units 3 units?
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A 30-inch segment is cut into two parts whose lengths have the ratio 3 to 5. How do you find the length of the shortest part?
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If 9 :x =x: 4, then what is x?
-
The corporate team-building event will cost $36 if it has 18 attendees. How many attendees can there be, at most, if the budget for the corporate team-building event is $78?
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How do you write #(x+3)/6=5/4#?
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How do you solve #(9x-4)/(5x+2)=3.2#?
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How do you solve #10/7=x/5#?
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Lena picked apples at the orchard. She picked 5 red 10 green and 13 yellow. What is the ratio of green apples to yellow?
-
The current temperature is #54^circ F#. It is expected rise #2.5^circ F# each hour. In how many hours will the temperature be #84^circ F#?
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The number of chickens to the number of ducks on a farm was 6:5. After 63 ducks were sold, there were 3 times as many chickens as ducks left. How many chickens were there on the farm?
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A scale on a map shows that 2 inches 25 miles. How many inches on the map represent 60 miles?
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A segment 12" long is divided into two segments having lengths in the ratio of 2:3. How do you find the length of the shortest segment?
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At the start of the week, you could run for 8 minutes. By the end of the week, you could run for 15 minutes. Which proportion could you use to find the percent increase in your running time?
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Which value makes the ratios equal: 4 to 6 and x/48?
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A double recipe of cookies calls for 5 cups of flour which proportion could be used to find the amount of flour for a triple recipe?
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The French club is sponsoring a bake sale. If its goal is to raise at least $140, how many pastries must it sell at S3.50 each to meet that goal?
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The ratio of the measures of two supplementary angles is 2:7. How do you find the measures of the angles?
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The measure of the supplement of an angle is three times the measure of the complement of the angle. How do you find the measures of the angles?
-
The supplement of an angle is 15 degrees more than twice the measure of the angle itself. How do you find the angle?
-
For every 2 text message Ms. Harris sends, Mr. Rosenbaum sends 5. How many messages would Ms. Harris send if Mr. Rosenbaum sends 40 messages?
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A factory can product 20 machines in 1 hour, on weekdays, the factory operates for 8 hours per day. How many machines can a factory produce on 1 weekday?
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Mortanville and Newton are 24 miles apart. On a map the two cities are 3 inches apart. What is the map scale?
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The ratio of forks to knives in Kim's kitchen drawer is 4 to 5. There are 16 forks in the drawer. of 3. The How many knives are there?
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How do you solve #b/108=7/18#?
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Suppose the Fed makes an open market purchase of $3 million. Assume that the reserve ratio is 10% and the money multiplier equals 10. What is the change in the money supply?
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#A# takes 6 days less than the time taken by #B# to finish a piece of work. If both #A# and #B# together can finish it in 4 days, how many days will #B# take to finish the work?
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How do you solve #x/4=3/2#?
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How do you solve #20/x=-5/2#?
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How do you solve #6/9=8/x#?
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How do you solve #10/12=x/18#?
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How do you solve #(x+2)/7=3/7#?
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How do you solve #2/3=6/(x+4)#?
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Question #f63ce
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Question #57a0b
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For members a video store charges a membership fee of $21 and then $2.50 for each movie rental. For non-members they charge $4 for each movie rental. How many movies do you need to rent for members and non-members to pay the same amount?
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The ratio of boys to girls in an art class is 3:5 There are 12 boys in the class. How many girl are in the class?
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A man must mix some liquid fertilizer for his lawn. The instructions say to use 2 cups of chemical for every 1/2 gallon of water. How many cups of chemical will be needed for 13 gallons of water?
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The measures of two angles have a sum of 90degrees. The measures of the angles are in a ratio of 2:1, how do you determine the measures of both angles?
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You purchase a scale model of a train. The model states that the scale is 1 inch 5.4 feet The actual height of the train is 13.5 ft. What is the height of the model?
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Carla can read 18 pages in 25 minutes. How long will it take for her to read 76 pages?
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If a girl 1.2 meters tall casts a shadow 2 meters long, how many meters tall is a tree that casts a shadow 75 meters long at the same time?
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Question #85b84
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Evie wants groups of 3 notebooks and 5 pens. She already has 12 notebooks. How many pens will she need?
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Three nos are in the ratio 3:4:5 . If the sum of the largest and the smallest equals the sum of the third and 52. Find the numbers ?
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Kevin earned $33.00 in 3 hours. How long will it take him to earn $121.00?
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Two cities are separated by 3 inches on a map. The actual distance between the cities is 60 miles. What is the scale of the map?
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The ratio of black walnut to red oak trees at a tree farm is 4:5. The tree farm has 1200 black walnut trees. How many black walnut and red oak trees does the tree farm have altogether?
-
Joey solves math problems at a rate of 3 problems every 7 minutes. If he continues work at the same rate, how long will it take Joey to solve 45 problems?
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The number of chickens to the number of ducks on a farm was 6: 5. After 63 ducks were sold, there were 3 times as many chickens as ducks left. How many chickens and ducks were there altogether on the farm in the end?
-
80 girls and boys have planned for a movie. They are in in ratio of of 6 girls to 2 boys. How many girls are there?
-
How do you solve #(-(x-3))/5=(2(x-5)+4x)/4#?
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You are given a circle B whose center is (4, 3) and a point on (10, 3) and another circle C whose center is (-3, -5) and a point on that circle is (1,-5). What is the ratio of circle B to circle C?
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Paint is Red: Blue in a ratio 3:4. If 6 litres of blue is used, how much red?
-
A hybrid car averages 606 miles on a 12.5 gallon tank of gas. Manuel is planning a 1260-mile vacation in his hybrid car, how many gallons of gas he can expect to burt Manuel needs approximately gallons of gas for his vacation?
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Question #56688
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Salary of Lilly and Tom are in the ratio of #1:2#. If their salary is increases by #3000# each, the ratio becomes #40:57#. How much is present salary of Tom?
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Question #97091
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Question #db6bd
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The measures of the triangle are in the ratio 2:4:6. What are the measures of the angles?
-
Rachel drove 200 miles using 9 gallons of gas. At this rate, how many gallons of gas would she need to drive 420 miles?
-
Mr. Cabahug's soccer team scored 4 out of 9 goals in yesterday's game. If this rate was constant, how many goals will they miss out of 36 attempts?
-
A hot air balloon moves at a rate of #38# km per hour. At this rate, how long will it take to fly #190# km?
-
The ratio of male alligators to fermale alligators is three to two. If there is a total of 275 alligators, how many female alligators are there?
-
A model plane is 1/48 the size of the actual plane. If the model plane is 28 inches long, how long is the actual plane?
-
Eight out of ten fish are trout. How many trout are there out of 40 fish?
-
How do you write a problem that can be solved using proportions. Write the proportion and solve the problem?
-
A watch loses 2 minutes every 15 hours. How much time will it lose in 2 hours?
-
There are 5,280 feet in a mile. If driving 60 miles per hour, how far are you going in 1 minute?
-
The total cost of a tablet device comprises the cost of the material, labor and overheads in the ratio of 2.3:1. The cost of the labor is $300. What is the total cost of the tablet?
-
A map has a scale of 1 inch=30 miles. If two cities are 4.3 inches apart on the map, what is the distance in miles between the two cities?
-
Jeremy has a piggy bank with 126 coins in it. lf the ratio of quarters to dimes to pennies is 5:3: 6, how many of each type of coin does Jeremy have?
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Three pounds of apples cost 87 cents. How much will 5 pounds cost?
-
Mike has already written 8 pages, and he expects to write 1 page for every additional hour spent writing. How many hours will Mike have to spend writing this week in order to have written a total of 42 pages?
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The ratio of books to magazines at Jess s house is 5:3. If there are 21 magazines at Jess's house, how many books are there?
-
Question #0ff05
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How do you solve the proportion #2/5=x/100#?
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If Kioko can run 6 miles in 36 minutes, how far can he run in 84 minutes at this same rate?
-
A bag of 3 lb of Fairlawn's Number 25 grass seed covers a 4000 ft area. How great an area will 16 oz of the same seed cover?
-
A survey concluded that for every 5 people who preferred to watch television, 3 people preferred reading in their spare time. If 950 people in the survey preferred television, how many preferred reading?
-
Afruit punch recipe calls for 3 parts of apple juice to 4 parts of cranberry juice. How many liters of cranberry juice should be added to 4.5 L of apple juice?
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A housefly can fly about 6.4 feet per second. At this rate, how far can it fly in 25 seconds?
-
Myra can fill 18 glasses with 2 containers of iced tea. How many glasses can she fill with 3 containers of tea?
-
The ratio of a to b is 4/7. If a is 16, how do you find the value of b?
-
There are 50 students in a middle school chorus. The ratio of boys to girls in the chorus is 2:3. What is the ratio of girls to the total number of chorus members?
-
The PERIMETER of isosceles trapezoid ABCD is equal to 80cm. The length of the line AB is 4 times bigger than lenght of a CD line which is 2/5 the lenght of the line BC (or the lines which are the same in lenght). What is the area of the trapezoid?
-
Jesse bought 5.2 pounds of grapes for $7.75. Using the unit rate, how much would 3 pounds of grapes cost?
-
There are 5 miles to 8 km. How many km in 80 miles?
-
On sunny day, a 5-foot red kangaroo casts a shadow that is 7 feet long. The shadow of a nearby eucalyptus tree is 35 feet long. How do you write and solve a proportion to find the height of the tree?
-
Question #5bdd0
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Question on work done by #x# machines in some days?
-
Question #870a9
-
What is one-half of one and two thirds?
-
How do you simplify the ratio 10.4 to 8.4?
-
How do you solve for p in #13/18=p/12#?
-
Question #7588c
-
The scale on a roadmap is listed as 1 inch: 80 miles. On the map, Belleville and San Jose are 1.5 inches apart. What is the actual distance in miles between the two cities?
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It took 20 minutes to print out a 250-page report. At this speed, how many pages could this printer produce in 30 minutes?
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On the class field trip, there were 4 teachers and 35 students. What is the ratio of students to teachers on this trip?
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Lucy is a dress maker. She sews 4/7 of a dress in 3/4 hour. At this rate, how many dresses does Lucy sew in one hour?
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In a class of 42 students, the number of boys is 2/5 of the girls. How do you find the number boys and girls in the class?
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A test has 40 questions. Denise finished #2/5# of the questions in the first 10 minutes and #1/2# of the remaining questions in the next 15 minutes. How many questions had Denise answered after 25 minutes?
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A customer went to a garden shop and bought some potting soil for $12.50 and 6 shrubs. If the total bill was $71.00, how much did each shrub cost if they all cost the same?
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Ella writes about 7 songs every 3 months. At this rate, how many songs could she write in 27 months?
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Britney ran 1 1/4 miles in 1/4 hour. At this rate, how many hours will it take Britney to run 1 mile?
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Treon bought 45 pears at the farmer's market for $15.00. Which proportion should be used to find the amount of money he would pay for 5 pears?
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Armani can type 40 words per minute. Joely can type 55 words per minute. If Armani and Joely each type for 30 minutes. About how many more words will Joely type?
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Treon bought 25 apples at the grocery for $15.00. What is the proportion should be used to find the amount of money he would pay for 3 apples?
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How do you find the ratio of x to y if #2x=3y#?
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Question #09457
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Lawn Service spreads grass seed at a rate of 5 1/3 square yards in 4 hours low many square yards of seed does Lou spread per hour?
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The ratio of the measure of two complementary angles is 4:5, what are the measures of the angles?
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The sum of the measures of the interior angles of a hexagon is 720° The measures of the angles of a particular hexagon are in the ratio 4:5:5:8:9:9, What are the measure of these angles?
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How do you solve #3/18=F/6#?
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How do you solve #2/G=8/36#?
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How do you solve #E/7=10/14#?
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Will, Micah, and sue went to dinner, Will paid 1/3 of the dinner bill Miah and Sue paid the ratio 2:5. If Sue paid $6 more than Will how much did the dinner cost?
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If you can buy 3 lbs of apples for $7.20, how many pounds of apples can you buy if you have $12.00?
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Twelve books cost me $48. What would 13 books cost me?
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What is the name of a polygon if the ratio of the interior to exterior angle is 7:2?
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A bowling alley offers special weekly bowling rates. The weekly rates are 5 games for $15, 6 games for $17.55, 7 games for $20.10, and 8 games for $22.65. lf this pattern continues, how much will it cost to bowl 10 games in a week?
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The ratio of boys to girls at a college is 4:5. How many boys and are there if the total num of students is girls 3321?
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Brian and Colin win some money and share it in the ratio 5:1. Brian gets 60 more than Colin. How much did they get altogether?
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How do you solve for M in #-0.50=(47-M)/(56-M)#?
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Nate made a model of the USS Massachusetts Battleship that is 3 feet long. If the actual battleship is 681 feet long, what scale did he use?
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A model of the Cape Hatteras Lighthouse uses a scale of 8 inches 30 feet. If the actual lighthouse is 210 feet tall, how tall is the model?
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A scale model house is 1 ft long. The actual house is 50 ft of a 14. long. In the model, the window is 15 in. high. How many feet high is the actual window?
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A pond is being dug according to plans that have a scale of 1 inch 6.5 feet, The maximum distance across the pond is 9.75 inches on the plans, What will be the actual maximum distance of the pond?
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An actress in the daytime drama Edge of Evening spends 25 minutes learning 15 lines of dialogue. At that rate, how long would it take her to learn 120 lines?
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Jeff reads for 2 1/4 hours. Then he watches TV for 1 2/3 long. How long did Jeff read and watch TV?
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How long will it take you to ski a distance of 36 miles at a speed of 3 miles per 30 minutes?
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A hospital employs a total of 77 nurses and doctors. The ratio of nurses to doctors is 9:2. How many nurses are employed at the hospital? How many doctors are employed at the hospital?
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A tiny statue of Tom Brady is 2 8/15 inches tall If the statue uses a scale of 1 inch 2.5 feet, what is Tom Brady's actual height?
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Barb wants to get 8 out of every 10 questions right on her test. If there are 35 questions on the test, how many Barb want to get right?
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How are the ratios 24 laps: 1 h and 192 laps:8 h alike? How are they different?
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A machine can produce 27 inches of ribbon every 3 minutes. How many feet of ribbon can the machine make in one hour?
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A machine takes 1 minute to fill 6 cartons of eggs. At this rate, how long will it take to fill 420 cartons?
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How do you state the steps to use to solve the proportion #2/x=20/30# and solve, identify the means and the extremes?
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When a number is added to 1/5 of itself, the result is 24. The equation that models this problem is #n+1/5n=24#. What is the value n?
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On Carrie's map, Greenville and North Valley are 4.5 inches apart, on her map is 1 inch 20 miles. How far is Greenville from North Valley?
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How do you simplify to tell whether the ratios #1/2, 3/6# form a proportion?
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How do you simplify to tell whether the ratios #1/7, 2/14# form a proportion?
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How do you simplify to tell whether the ratios #3/5, 5/3# form a proportion?
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How do you simplify to tell whether the ratios #4/5, 12/15# form a proportion?
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How do you simplify to tell whether the ratios #3/10, 9/20# form a proportion?
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How do you simplify to tell whether the ratios #2/8, 5/20# form a proportion?
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How do you complete the proportion #4/5=x/15#?
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How do you find three ratios that are equal to the ratio 3 to 9?
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How do you find three ratios that are equal to the ratio #1:2.5#?
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A recipe calls for #1/4# cup of sugar when being made for 4 people. How much sugar is needed if the recipe is adjusted to feed 7 people?
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Question #58bd2
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Question #6525e
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Question #cc334
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Question #869e5
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The length of part of a model plane is #0.75# inches and the length of the part on the plane is #2# feet. What is the scale factor?
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Question #6129c
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How do you solve #-2+ \frac { a } { 4} = - 9#?
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How do you solve #x- 4> \frac { 7} { x }#?
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A gas station is 33 miles away. Using the following conversion: 1 mile is 1.6 kilometers, how far is the gas station in kilometers?
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Question #af2b6
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In the first round, one person chooses 3 people. In round 2, those 3 people choose 3 people each. Keeping with the pattern, how many people get chosen in round 6?
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Question #11e9e
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Question #ff9f8
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Question #63686
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Question #de0ac
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Question #72449
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Question #c4c3b
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Question #4d52f
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There are 24 students in Juan's class. The ratio of girls to boys is 1:2. How many girls and boys are in Juan's class?
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A team of 4 students participating in a math competition can solve nine problems correctly in 30 minutes. How many problems should a team of 5 students be able to solve?
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If 12 workers can plant 1320 seedlings in five hours, how long would it take 8 workers or 15 workers?
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If #a,b,c# are in arithmetic progression; #p,q,r# are in harmonic progression; #ap,bq,cr# are in geometric progression then prove that #a:b:c# is equal to #1/r:1/q:1/p#?
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Suppose that 11 inches of wire costs 44 cents. At the same rate, how much (in cents) will 28 inches of wire cost?
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Ryan estimated that he walks 30 feet for every 12 steps he takes. This morning, he counted 210 steps from his house to school. How many yards is Ryan's house from school?
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How do you find two numbers whose sum is 49, if the greater number is 4 more than 8 times the smaller number?
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If one gallon equals 3.78 litres, how many litres are there in three gallons?
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Question #4232d
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Question #5ad31
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Question #eb5ca
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Question #de60e
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Of the #1 3/4# hours you spend at a restaurant, 20 minutes is spent eating. What percentage of the time is spent eating?
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There are #32# girls and #56# boys. How many teams can be formed all having equal number of girls and boys?
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Question #b9541
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There are 950 students at Hanover High School. The ratio of the number of freshmen to all students is 3:10. The ratio of the number of sophomores to all students is 1:2. What is the ratio of the number of freshmen to sophomores?
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Question #11635
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Question #0d7d0
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Question #12012
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A school has 950 students. The ratio of female students to all students #48/95#. How do you write and solve a proportion to find the number #f# of students that are female?
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A recipe requires 3 cups of flour to bake 12 muffins. How many cups of flour are needed to bake 15 muffins?
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Question #f8ee7
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Question #5e9df
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Question #fc0ef
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Question #29bb9
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Question #bc8d3
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Question #75068
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Question #a6cbb
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Three out of every 10 students ages 6-14 have a magazine subscription. Suppose there are 30 students in Annabelle's class. About how many will have a magazine subscription?
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500 inches per year works out to be how many centimetres per day?
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When viewed under a light microscope, the size of the cell in the diagram was 20 mm. The magnification of the image was x400. What is the actual size of the cell and give your answer in um (micrometres)?
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Question #97f62
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Question #9484e
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If blank#div 10 =1#, what is blank#xx8/10#?
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How do you solve #\frac { g - 590} { 19} = 15#?
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Question #529d1
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How do you solve #9| v - 4| + 3< 39#?
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Question #baf7b
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Question #183f7
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How do you solve #\frac { 1} { 6} = \frac { x } { 200}#?
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How do you solve #\frac { 4} { 1} = \frac { 1} { y }#?
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Some money is inherited by someones son and daughter. This was split in the ratio of 8 for the son and 9 for the daughter.
The daughter inherited $3060. What was the total amount inherited?
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Question #02609
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Guillermo is 72 inches tall and casts a shadow of 24 inches. At the same time of day, his little sister casts a shadow of 20 inches. How tall is Guillermo's sister?
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Question #4419b
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Evaluate #4/x=(2x)/18#, where #x>0#?
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Roland and Sam wash dogs to make extra money. Roland can wash all of the dogs in 4 hours. Sam can wash all of the dogs in 3 hours. How long will it take them to wash the dogs if they work together?
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Question #a4ba6
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Question #95d17
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Question #3fde2
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Question #66f22
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Question #9fa33
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Two fish tanks, with 12 gallons & 3 gallons of water. The first fish tank is filled at rate of 1/3 gallons/minute and the other at a rate #1 ½# of the first. After how much time will both have equal amount of water if hoses are turned on simultaneously?
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Compare "Unit Rates" with "Ratios" ?
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Question #78647
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As part of a competition a whole school years of 420 pupils were asked to write an essay. They could choose from 3 general topics that were: Science, English and a story. If #1/3# of them chose Science and #1/6# chose English how many chose story?
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Question #13a5f
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Question #86523
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Danny spends #9/11# of the money he had and finds he has #$88# left. How much did have initially?
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A group of boys and girls have a school trip to a zoo. If #3/8# of the group is girls and boys minus girls is 127 what is the total count of children?
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Question #08cad
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Question #5d4ce
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How can we find # 3 9/10# of #15/16?#
How could we check by estimating?
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Question #f233e
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Question #2605b
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Question #a8a49
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Question #51a66
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Question #839d2
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Question #1d90b
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On a map, the scale is 1 inch = 125 miles. What is the actual distance between two cities if the map distance is 4 inches?
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To make a sports drink for the football team, Jaylen filled 9/10 of a large cooler with water. Then, he filled the remaining space with 6 cups of sports drink concentrate. How many gallons of sports drink did Jaylen make?
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A cyclist goes on a 40 km round trip. The cyclists speed going north is #4# kmph more than coming back south. What is the cyclist's speed heading north and south?
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Question #8e64c
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Question #52eb9
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Question #767e3
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Question #1ea18
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Question #152d2
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Kate made an apple pie with #2 1/2# cups of red apples, #2/3# of green apples, and #1/6# cup of yellow cup apples. How many cups of apples did Kate use to make the pie?
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Question #6a7d4
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If #18# pen cost #$1.25#, then what is the cost of #60# dozens pen?
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Melinda is practicing her penalty kicks. She took 40 shots and only missed 8. Based on the data, how many penalty kicks will Melinda make if she takes 60 shots?
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A drum of kerosene oil is 3/4 full. When 15 litres of oil is drawn from it, it is 7/12 full.Find the total capacity of the drum ?
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How do you solve #\frac { 4.5} { h } = \frac { 36} { 88}#?
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How do you solve #\frac { 5} { 15} = \frac { x } { 75}#?
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Louis bought 16 cookies at the bakery. He had a coupon for $7 off his entire purchase. He ended up paying $13.32. how much did each cookie originally cost?
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How do you solve #8/3 = 12/n#?
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Question #2cc36
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A ball team played a number of games in a tournament and the ratio of winds to losses was 5:2. The team won 20 games. How many games did the team lose?
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Tamara can proofread 12 pages in 6 minutes. How many minutes will it take her to proofread 96 pages?
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How do you solve #\frac { 1} { 60} = \frac { x } { 186}#?
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Question #36ac7
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Question #904ae
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Stonehendge II is a scale model of the ancient Stonehendge. The scale is 3 to 5. If the original construction is 4.9 meters, what is the height of the model construction?
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Arwen uses a dropper that produces drops that have a volume of 1/8 mL to fill a 30-mL test tube. How many drops does it take to fill the test tube?
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13 out of 16 students are in grade 8. What proportion could you use to calculate the percent of the students who are in grade 8? Solve your proportion.
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Question #782b1
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Brian runs 6 miles in 44 minutes. At the same rate, how many minutes would he take to run 9 miles?
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Question #1a52f
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Bucket has 4 types of balls: small white small black large white large black. Ratio small:large is 3:7. Ratio white:black is 5:7. Jack says "There must be at least 60 balls in the bucket." Is Jack correct? Show working to justify your answer
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Question #794b6
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Question #74830
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A model is made of car. The car is 9 feet long and the model is 6 inches long. What is the ratio of the length of the car to the length of the model?
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How do I find the missing number in the following proportion?
___: 8 = 12:32
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Anna has three cats named Molly, Dolly and Kate. Molly's and Dolly's weight ratio is 4:5 while Dolly's and Kate's weight ratio is 6:7. What is the weight ratio between Molly and Kate?
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How do you solve #\frac { x } { 900} = \frac { 35} { 15}#?
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If a 10-pound sack of potatoes costs $6.55, how much would 1 pound cost?
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Question #88fe7
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I tried to solve this distance speed and time question, but I got quite stumped?
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The ratio of boys to girls in a class is 2:4. If there are 24 students total in the class, how many of them are boys?
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Question #06d94
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Question #c306a
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How would I work out a problem like this?? (ratios and proportions)
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A sum of money is divided in the ratio 4:3. The largest part is Rs 72. Find the smalest part?
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A recipe for cake needs 3/4 of a cup of milk. You are making 1/2 of the recipe. How much milk do you need?
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After traveling 120 miles in 3 hours Rebecca reduced the speed of the sled by 10 miles per hour. How long did it take her to travel the next 450 miles?
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Each frame in an animated film take at least one hour to draw. When projected, 35-millimeter film runs at 24 frames per second. A 2.5 hour movie has about 216,000 frames. How many hours would it take to draw the frames needed for a 1.5 hour animated film?
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To stay properly hydrated,a person should drink 32 fluid ounces of water for every 60 minutes of exercise. How much water should Dallan drink if he rides his bike for 135 minutes?
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Half the children in our school watch television every night. Three fourths of those children watch for more than an hour. What fraction of the total children watch for more than an hour a night?
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Kristian and Stephanie share some money in the ratio 3 : 2.
Kristian receives $72.
How much Stephanie receives?
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A team of ecologists is tracking mountain lions throughout California. They count 4543 mountain lions in the entire state. The area of California is 423,970 km. What is the population density of mountain lions per 250km2?
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If the ratio of girls to boys is 2:3 and there are 42 boys .find the number of girls and total number of students?
This sum is of ratio and proportion.