Answers created by Ricardo A.

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• . A cube-shaped aquarium has edges that are 3 ft long. The aquarium is filled with water that has a density of 62 Ib/ft^3. Should the aquarium be placed on a table that can support a maximum weight of 200 lb? Explain why or why not.
  
• Where did the early materials come from when the early earth was formed?
  
• Does the Big Bang Theory explain how the earth was formed?
  
• Your building a patio area along two sides of a pool. The pool is rectangular with a width of 50 feet and a length of 100 feet. The patio area will have the same width on each side of the pool. Write a polynomial that represents the combined area?
  
• How do you solve #(7x) /(2x+5) + 1 = (10x - 3) /( 3x)#?
  
• A boat going in the river downstream went 30km in 2 hours. The same boat going upstream reaches the same distance after 6 hours. The river flow speed and the boat's speed are constant throughout the whole journey. What is the river flow speed?
  
• (1)+(1+1)+(1+1+1)+.........+(1+1+1+......n-1 times)= ?
  
• Question #feace
  
• A traveler just returned from Europe spent $30 a day for housing in England, $20 a day in France and $20 a day in Spain. For food, the traveler spent $10 a day in each country for incidental expenses?
  
• I don't understand the details in there. Can I get some help? Thanks!
  
• Question #772f6
  
• How do you determine the sum of the first twenty terms of the sequence whose first five terms are 5, 14, 23, 32, and 41?
  
• Question #bdba5
  
• Question #39c90
  
• How do you write the answer in scientific notation given #(1.2times10^-4)^2/((9.0times10^5)(1.6times10^-8))#?
  
• Question #d8aa6
  
• How do you simplify #\frac { 7\times 10^ { 12} } { 14,000,000,000,000}#?
  
• A chord with a length of #24 # runs from #pi/3 # to #(5 pi )/6 # radians on a circle. What is the area of the circle?
  
• Can I get one last help please? I truly don't understand it. Thanks!
  
• Question #f0e11
  
• How do you convert 15 kilometers to decimeters?
  
• How do you find three consecutive even integers such that the sum of twice the first and the third is 2 less than three times the third integer?
  
• How does a meteorologist use mathematics?
  
• Why is mathematics often called the "language of science"?
  
• How do you simplify #(\frac { 2x y \cdot 2y x ^ { 0} } { ( - 2x y ^ { 4} ) ^ { 2} } ) ^ { - 3}#?
  
• Question #cfaee
  
• How do you find the solution to the system of equations #9x +8y=16# and #3x+5y=10# by the elimination method?
  
• The product of two consecutive negative integers is 600. What is the value of the lesser integer?
  
• Question #31d49
  
• Question #8fa79
  
• #2loga_x + loga_(ax) + 3loga_(a^2x) = 0#, Find #x# ?
  
• Question #77163
  
• Question #194a6
  
• Question #97247
  
• Question #6913e
  
• Question #8e41f
  
• Question #5da9e
  
• Can I get some help real quick please? thanks!
  
• When a planet is at perihelion, why does its orbit speed up, but not directly towards the Sun?
  
• Question #efe6c
  
• What does the tilt of the earth have to do with why the earth revolves around the sun?
  
• Question #5fd6d
  
• Question #b9a7e
  
• What is the geologic timescale and the theory of evolution?
  
• What is outside the observable universe?
  
• Question #c2ba3
  
• Question #cfdfe
  
• Why are the forces often called fundamental or basic forces? Where are these forces found? How are other forces related to them?
  
• What is the 8th term of the geometric sequence 4, -20, 100?
  
• Two sides of a triangle are 18 and 11. What is the range of possible values for the third side?
  
• Question #355c1
  
• The nth term of a different arithmetic sequence is #3n+5 #. Is 108 a term of this sequence?
  
• Question #b1d22
  
• How do you solve #2^ { - 2x + 3} = 8^ { - x }#?
  
• A father's age is 4 times that of his son. 5 years ago, the age of the father was 7 times that of his son. What is the present age of father and his son?
  
• The length of a rectangle is 3 times the width. The perimeter is 48 centimeters. What is the area?
  
• Shyam travels 7 km toward North, then he turns to his right and walks 3 km. He again turns to his right and moves 7 km forward. Now in which direction is he from his starting point?
  
• Question #6857f
  
• What are the differences between Elliptical, Spiral, and Irregular Galaxies?
  
• Question #6ac85
  
• Given #a_1=4#, what is the 7th term of the recursive sequence using #a_n= 2a_(n-1) - 3#, for #n>=2#?
  
• Would globally widespread HIV increase the frequency of the resistance allele if anti-HIV drugs were widely available and effective?
  
• If a pipe can fill a tank in 2 hours and another pipe can fill the same tank in 40 minutes.how much time in minutes is needed to fill the tank if both the pipe are working together?
  
• How does accretion explain planet formation?
  
• Question #98fc7
  
• 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?
  
• Question #862cc
  
• How do you solve #\frac { 2} { 3} = \frac { x + 3} { 4x } + \frac { x - 6} { 6x }#?
  
• Is a black hole still considered a star?
  
• Question #dba1a
  
• What unit would you use to give the distance between the sun and another star?
  
• How many 1/3 cups do you need to make 1/2 cup?
  
• What started the Big Bang? What was there before it? What is some evidence for it? Why do some people not agree?
  
• How do you simplify #root3(150)*root3(20)#?
  
• A set of measuring cups has measures of 1 cup, 3/4 cup, 1/2 cup, 1/3 cup, and 1/4 cup. How could you measure 1/6 cup of milk by using these measuring cups?
  
• Two cars start moving from the same point. The first car travels north at 80 mi/hr. and the second travels east at 88 ft/sec. How far apart, in miles, are the two cars two hours later?
  
• How much space in the universe does Earth take up? How would you describe this as an analogy, like a grain of sand in comparison to our entire Earth?
  
• How many galaxies are there and how many stars does each galaxy hold?
  
• What is accretion as it relates to astronomy?
  
• Why can't scientists just go to Mercury to study it?
  
• At full speed, how long would it take a space shuttle to reach the moon?
  
• How big is earth compare to universe in percentage?
  
• What events led to the formation of the earth?
  
• Is the earth and our solar system contained entirely in one galaxy?
  
• What is the difference between the galaxy and the milky way?
  
• What is the size of the universe in feet?
  
• If the width of a rectangular piece of carpet is 2x+ 1 yards and the length is three yards less than twice as long as the width, what is the area of the carpet?
  
• A right triangle has sides A, B, and C. Side A is the hypotenuse and side B is also a side of a rectangle. Sides A, C, and the side of the rectangle adjacent to side B have lengths of #3 #, #2 #, and #22 #, respectively. What is the rectangle's area?
  
• Alma's room is a rectangle. Its length is 5 yards and its width is 12 feet. It has a 9-foot ceiling. What is the perimeter of her room?
  
• Three-fourths through the soccer season Gustafo has 24 goals. He averages 4 goals per game. How many more games will it take Gustafo to have at least 40 goals before the season is over?
  
• Celia bought 12 apples, ate two of them, and sold the rest at 20 cents more per apple than she paid. Her total profit was $1.00. How much did she sell each apple for?
  
• Has a spacecraft gone outside of the Milky Way Galaxy? If not, what is the farthest planet reached by a spacecraft?
  
• The population of Silver Run in the year 1890 was 6250. Assume the population increased at a rate of 2.75% per year. How do you estimate the population in 1915 and 1940?
  
• How do you simplify #7x^{2} ( x + 1) - x ( x + 1) + 6( x + 1)#?
  
• During the month of June, a car dealership sold 14 more impact cars than SUVs. What would be an expression for the number of compact cars sold if #c# were sold?
  
• A payday loan company charges 4 percent interest for a two-week period. What would be the annual interest rate from that company?
  
• The two shorter sides of a right triangle have the same length. The area of the right triangle is 7.07 square, what is the length of the triangle?
  
• What are three consecutive integers so that the sum of the second and third is sixteen more than the first?
  
• Physicians often ask for urine samples collected over a 24-hour period, rather than a single sample. Why?
  
• There are 12 girls and 15 boys in a class. The teacher wants to make reading groups with the same number of girls and the same number of boys in each group. What is the greatest number of reading groups that can be made?
  
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