Answers created by Richard G.

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• Marge has saved $350 toward the cost of her vacation. The vacation will cost $1,750. What percent of the cost of the vacation has Marge saved?
  
• What is the difference between a reciprocal of a number and a opposite of the number?
  
• Calculate the actual length of a road with 10.5cm using a scale of 2cm to 1km?
  
• P(x)=2x3−x2−10x−6 p(-5)=?
  
• A loan of $ 7250 was repaid at the end of 8 months. What size repayment check was written, if a 9% annual rate of interest was charged?
  
• In the following sentence, should "Who" or "Whom" be used in the blank space?: To ___ do I owe my thanks?
  
• How do you rewrite this equation in terms of #y: 2c = yx +y#?
  
• How will you going to answer a=10,A=61°,B=49°?
  
• A gift basket with 3 different types of candles: tapers, pillars and jar candles. Candles cost $1, $4, $6 each respectively. Each basket has 8 candles costing $24. There are as many tapers as pillars and jar candles combined. How many of each do u need?
  
• A group of six friends are sitting around a lunch table. Their total age is 110 years old. The two oldest friends are both 19. What is the average age of the others?
  
• An object has a mass of #6 kg#. The object's kinetic energy uniformly changes from #225 KJ# to #150 KJ# over #t in [0, 8 s]#. What is the average speed of the object?
  
• An object travels North at #8 m/s# for #2 s# and then travels South at #3 m/s# for #4 s#. What are the object's average speed and velocity?
  
• How do you write 0.005 in scientific notation?
  
• Suppose a rectangle has vertices located at (-2,2), (5, 2), and (5, 4). What are the coordinates of the fourth vertex?
  
• How do you solve #8x^{2} + 21= - 59x#?
  
• A family took a trip. They spent $90.71 for gasoline, $153.00 on meals, $197.00 on amusements, and $73.38 on miscellaneous expenses. How much did the trip cost?
  
• What are some examples of work?
  
• How do you solve the following system?: # -8x+3y=12 , 8x-9y= 12 #
  
• A window washer on a ladder looks at a nearby building 126 ft​ away, noting that the angle of elevation to the top of the building is 18.4 degrees and the angle of depression to the bottom of the building is 8.4 degrees . How tall is the nearby​ building?
  
• Olivia opened an account with £750 at the Maths Watch Bank. After one year, the bank paid her interest. She then had £795 in her account. What is Maths Watch Bank's interest rate?
  
• Player As longest home run distance is 484 ft. If Player A hits 45 home runs at his longest distance, what would the total distance be?
  
• How do you factor #9x^2+30xy+25y^2#?
  
• How do you solve #\frac { x } { 5} + 6= 8.4#?
  
• How do you solve #x^2+4x=9# using the quadratic formula?
  
• How are work and power related?
  
• How do you subtract #(9v + 5) - ( 9v + 5)#?
  
• The length of a micrometer is approximately 0.00003937 inch. How would you express this in scientific notation?
  
• How do you solve the system #x-4y-z=-3#, #x+2y+z=5#, and #3x-7y-2z=-6#?
  
• As at higher altitudes the boiling point decreases bcx vapour pressure decreases but why it does take more time to cook food over there as the b.p is already decreased so it would be easy to reach that temp easily?
  
• In the opening night play, an adult ticket costs P600 and P250 for a child 12 years and below. The number of adults who attended the play was 17 less than six times the number of children. If the total receipts was P575 000, how many adults attended?
  
• How many milliliters of pure chocolate must be added to 150 ml of chocolate drink that is 50% chocolate to make a drink that is 75% chocolate?
  
• Question #9d17b
  
• Question #38b0a
  
• ____ of DC motor reverses the direction of current through the coil every half cycle? Options (a) the brushes (b) the commutator (c) the armature (d) the split rings
  
• How do you evaluate #(- 3x ^ { 3} y ^ { 4} z ^ { 2} ) ( x y z ^ { 2} ) ( - x ^ { 5} y ^ { 2} z )#?
  
• Question #6da5d
  
• Question #5cf77
  
• How do you factor #2p q + 2p + 9q + 9#?
  
• Question #1b7b1
  
• Question #1a679
  
• Question #6b8b3
  
• Ninety-seven and ninety-seven hundred thousandths convert to decimal?
  
• Question #2393b
  
• Question #1762d
  
• If you were given 1 mole of 5cent coins would you be a millionaire? Calculate how many dollars you would have.
  
• Question #53506
  
• Question #34de6
  
• How do you solve #2( x + 5) + 4= 5x - 3( - 4+ x )#?
  
• How do you find the percent change given the original number is 90 and new number is 95?
  
• How do you solve the system of equations #s=4r-1# and #6r-5s=-23# by algebraic method?
  
• How do you use the quadratic formula to solve #-2.8x=-3.8x^2+1.4#?
  
• What is #(8.96 * 10^6)*(8.46*10^-5)#?
  
• Question #c5f56
  
• A 40 kg boy is running at a speed of 3.0 m/s, when he jumps on a stationary skateboard. If the system, consisting of the boy and the skateboard, begins to roll at a speed of 2.5 m/s, what is the mass of the skateboard?
  
• Two objects have masses of #18 MG# and #2 MG#. How much does the gravitational potential energy between the objects change if the distance between them changes from #160 m# to #230 m#?
  
• Question #38513
  
• Question #0f18f
  
• How do you write the prime factorization of #-75ab^2#?
  
• What is 37 rounded to the nearest 10?
  
• Question #715d8
  
• How do you write: The quotient of a number and -5 increased by one is at most 7?
  
• If M (-2, 5) is the midpoint of AB and the coordinates of A are (4, 7), what are the coordinates of B?
  
• How do you solve #-\frac { 4} { 3} v + 4= - \frac { 1} { 5} v - \frac { 1} { 5}#?
  
• Question #d575c
  
• Tommy and Cory bought a scooter with a list price of $42. They received a 15% discount off the list price and paid 7% sales tax. If the boys shared the cost of the scooter equally, how much did each paid?
  
• How do you solve the system #3x+2y=-12# and #x-2y=4# by graphing?
  
• Question #afab6
  
• Four consecutive integers add up to 54. What are the numbers?
  
• Draw in the cartesian coordinates the polygon having the following vertices #A(3, 2), B(10, 2), C(10, 7) and D(3, 7)#. What kind of geometric figure did you come up with? Upload your drawing?
  
• What is the distance between #(-44,1)# and #(13,-4)#?
  
• A cheetah can run at a speed of 75 miles per hour and can sustain that speed for about 1,500 feet. Approximately how fast is the cheetah running in feet per second?
  
• How big is earth compared to the universe?
  
• How are work, time, and power related?
  
• The object is moved to 4cm from the same lens. How would you calculate the distance to the image from the lens, the magnification, and the height of the image?
  
• How do you divide #(12x^3+2+11x+20x^2) / (2x+1)#?
  
• Question #dd07c
  
• You are reducing a map of dimensions 2 feet by 3 feet to fit to a piece of paper 8 inches by 10 inches. What are the dimensions of the largest possible map that can fit on the page?
  
• What is #1/5# of #20#?
  
• A man is #66 5/12# inches tall and his son is #58 8/9# inches tall. How much taller is the man?
  
• What is the metric prefix for 100?
  
• How do you simplify #-7(5/7 - 12/21)#?
  
• Two objects have masses of #32 MG# and #36 MG#. How much does the gravitational potential energy between the objects change if the distance between them changes from #42 m# to #24 m#?
  
• How do you solve #x+y=1# and #x-y=2 # using substitution?
  
• What is the prime factorization of 90?
  
• Question #02750
  
• What is the slope of the line passing through the following points: # (-4,-2), (-3,8) #?
  
• How do you graph #y=-x-7#?
  
• How do you find the slope given (14, 45) and (24, 47)?
  
• At STP, 560 L of argon gas masses how much?
  
• How do you factor #5x^2 - 17x+ 6#?
  
• How do you factor the trinomial #x^2 + 7x + 10#?
  
• How do you factor the expression #2x^2 + 9x - 5 = 0#?
  
• If one leg of a triangle is 500 meters and the other one is 600 meters how long is the hypotenuse?
  
• An equilateral triangle has side length 6. If a horizontal line is placed in the figure such that the triangle is split into two sections of equal area, how high must the line be?
  
• Hakeem's front porch measures #9 3/4# feet by #4# feet What is the area of his front porch?
  
• A rectangular picture frame has a perimeter of 58 inches. The height of the frame is 18 inches. What is the width of the frame?
  
• ABCD is an isosceles trapezoid with AB parallel to CD. The diagonal AC is 16 inches, and the angle ACD is 45 degrees. What is the area of ABCD?
  
• A 10 kg mass has a KE of 125 J, what is its velocity?
  
• The width of the Ochoa Community Pool is 20 feet. The length is twice as long as its width. What is the perimeter of the pool?
  
• How do you write 435.886 in scientific notation?
  
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