1. Math

    Please help!!! 1. Simplify...w+3/4w divided by w-3/2w to divide one fraction by another, keep the first fraction as is, then multiply by the reciprocal (flip) of the second one. so... (w+3)/(4w) ÷ (w-3)/(2w) = (w+3)/(4w) x (2w)/(w-3) = (w+3)/[2(w-3)]

    asked by Helpless on May 23, 2007
  2. college algebra

    1.build the fraction x+5/x+3 to an equivalent fraction whoes denominator is x^2-x-12 2. add and simplify: x/x+2 +4x-3/x^2-4

    asked by linda on September 2, 2014
  3. Math

    Multiple Choice Rename start fraction 7 over 20 end fraction as a percent. A. 35% B. 14% C. 30% D. 28%

    asked by Anonymous on November 9, 2018
  4. Math

    I am a fraction equivalent to 45/60. If you were to multiply my denominator by my numerator the product would be 192. What fraction am I?

    asked by Blaine on May 9, 2010
  5. 7th grade math

    how do I solve for this: If 5/6 is divided by a certain fraction, a/b, the product is 1/4. What is the fraction a/b? Ans: (5/6)/(a/b) = 1/4 = do i need to divide both sides by 1/4 to get (5/6)/(1/4) = (5/6)x(4/1) = 20/6 = need to somehow get a/b by itself

    asked by Alexis on September 10, 2014
  6. Math

    you have four $5.00 bills. You buy a shirt for $10.00 What fraction of money do you have left. Use equivalent fraction.

    asked by Dave on January 13, 2012
  7. Physics

    Air conditioners sold in the United States are given a seasonal energy-efficiency ratio (SEER) rating that consumers can use to compare different models. A SEER rating is the ratio of heat pumped to energy input, similar to a COP but using English units,

    asked by Morgyn on November 16, 2016
  8. Math

    What are Fractions? Numbers equal to one integer divided by another integer. Integers are whole numbers, like 1, 2, 3 etc. Fractions are numbers like 2/3. These numbers are solutions of equations that don't always have a solution in terms of integers. The

    asked by Rano on December 29, 2006
  9. math

    Complete in Metric Conversions: A lawn sprinkler covers a rectangular pattern of 20ft x 30ft. if the flow rate of the sprinkler is 2.5 gpm, derive a formula for calculating the time (hours) to apply D inches of water over one 20ft x 30ft area. What are the

    asked by Amy on March 28, 2012
  10. Math

    Using the correct number of significant figures, calculate the perimeter and volume of a small, rectangular mirror that is 4.040 in long, 1.707 in wide, and 0.078 in thick. Make sure to calculate the the perimeter of the front of the mirror, and not the

    asked by Anonymous on February 7, 2017
  11. statistics

    Find 10-th, 60-th and 75-th percentiles in each of your data set, then write down each value that corresponds to those percentiles. Now use those values to find sample percentiles empirically (Suppose value “a” corresponds to 10-th percentile in my

    asked by metu on November 20, 2011
  12. computer programming c++

    c++ program questoin A particular talent competition has 5 judges, each of whom awards a score between 0 and 10 to each performer. Fractional scores, such as 8.3, are allowed. A performer’s final score is determined by dropping the highest and lowest

    asked by james on April 21, 2010
  13. chemistry

    Condition Pressure Volume Temperature Comment initial 1.0 atm 22.4 L 273 K 1 mole of N2 gas fills the tank. final 3.0 atm 22.4 L 273 K 2 moles of O2 gas have been added to the 1 mole of N2 gas in the tank. Key Questions 7. What was the initial pressure

    asked by alex on March 21, 2013
  14. Analytical Chemistry

    What fraction of piperazine (perhydro-1,4-diazine) is in each of its three forms (H2A, HA–, A2–) at pH 7.05? Not sure how to find k1 and k2 needed for the fraction formulas...please help :(

    asked by Sam on February 26, 2013
  15. Math

    The table below shows the height (in inches) and weight (in pounds) of eight basketball players. Height=67 69 70 72 74 74 78 79 Weight=183 201 206 220 226 240 253 255 What is the correlation coefficient of the set of data? Round your answer to the nearest

    asked by Kaai97 on January 25, 2016
  16. math help please

    Write a ratio for the situation in three ways, comparing the first quantity to the second quantity. A zoo has 17 monkeys and 12 chimpanzees. (1 point) 12 to 17, 12:17, twelve over seventeen17 to 12, 17:12, 17 over 1217 to 22, 17:22, 17 over 1217 to 12,

    asked by ruben on December 14, 2015
  17. math

    Write the following in terms of sin(θ) and cos(θ); then simplify if possible. sec(θ) / tan(θ) =

    asked by David on January 30, 2012
  18. geometry

    ODEF is a paralleogram. write the missing coordinates of the point E in terms of u,s,and t.

    asked by Anonymous on October 3, 2011
  19. algebra

    write an expression that has five terms and simplifies to 5m3 + 4n. Please give me the steps

    asked by chris on October 8, 2011
  20. ALGEBRA

    USE SUMMATION NOTATION TO WRITE A ARITHMETIC SERIES FOR THE FOLLOWING MUMBER OF TERMS. 10+7+4+...;N=6

    asked by MELISSA on April 20, 2009
  21. trig

    Write the measure in radians. Express the answer in terms of ð -260°

    asked by jerson on May 19, 2008
  22. Math

    write the first five terms of a sequence where the first term is 8 and the common difference is 6. My answer: 8,14,20,26,32

    asked by Aria on May 15, 2017
  23. Math

    Write the first four terms of the sequence defined by the recursion formula. a1 = 6 and an = 3an-1 for n ≥ 2

    asked by Peter on August 3, 2012
  24. Algebra 1 polynomials

    Write the polynomial in descending order by the exponents of the x terms 8x^2+4-5ax^3+6a^2x

    asked by Samad on May 11, 2011
  25. Math

    Write the expression in standard form by collecting like terms: 12×-3(×-5y)+1÷2(4×-10y)

    asked by Norazizah on December 13, 2016
  26. ALGEBRA

    USE SUMMATION NOTATION TO WRITE A ARITHMETIC SERIES FOR THESE TERMS. PLEASE SHOW HOW TO DO IT. 15+25+35+...; N=7 4+8+12+...; N=4 3+7+11+...;N=8

    asked by MELISSA on April 20, 2009
  27. Math

    Suppose that z is inversely proportional to y and that z=12 when y=16. Write an equation that expresses z in terms of y.

    asked by Anastasia on March 12, 2012
  28. math

    Write the first 5 terms of the sequences defined by the recursive formula t1= 7, tn= 2tn-1 - 3n, n>1

    asked by Resetta on May 19, 2015
  29. math

    Write the following in terms of sin(θ) and cos(θ); then simplify if possible. sec(θ) / tan(θ) =

    asked by thomas on January 30, 2012
  30. Math

    a ribbon is 40 inches long. we want to cut the ribbon into pieces, each pieces will be 2/3 of an inch. how many pieces will we have ?

    asked by Jul on July 8, 2015
  31. algebra

    the width of a rectangle is 6 1/2 inches the length of the rectangle is 2wice its width. what is the perimeter of the rectangle?

    asked by diamond on December 26, 2017
  32. Math :(

    The scale of a map is 1 inch + 25 miles. How many miles does 1.25 inches represent? 25 miles 31.25 miles 62.5 miles 49.25 miles

    asked by I Dont Matter on February 8, 2018
  33. Math

    A rectangle has a width that is 1/8 its length. If the perimeter of the rectangle is 126 inches, what is the width of the rectangle?

    asked by Rhiana on January 8, 2008
  34. Math (Help)!

    I'm lost on where to begin with the problem... Someone help explain how the problem should be done. An indoor physical fitness room consists of a rectangular region with a semicircle on each end. The perimeter of the room is to be a 200-meter single-lane

    asked by Amy on September 29, 2015
  35. Economics

    1. Use the table below to predict what would happen if airlines and baseball stadiums priced all seats the same instead of using variable-pricing. What would happen to the number of tickets sold? What would happen to the total revenue from ticket sales?

    asked by Confuzzled on February 10, 2018
  36. Math

    Manny loves to eat Cajun pizza. Each square inch of pizza is 8 calories. He orders a slice of pizza from a pizza with a diameter of 16 inches that is cut with a central angle of 20 degrees. How many calories does he eat?

    asked by Kat on March 26, 2012
  37. Geometry

    The Effel Tower in Paris is 328 feet wide at the bottom and 984 feet tall a model of the tower is 12 inches tall What is the width of the model?Round to the nearest tenth

    asked by David on July 11, 2015
  38. geometry

    A person who is 5 feet, 6 inches (5.5 feet) tall casts a shadow (from N to S) that is 12 feet long. The distance along the ground from the person (N) to the flagpole (G) is 18 feet. Find the height of the flagpole (FG) showing all calculations. What is the

    asked by David on January 14, 2014
  39. GEOMETRY MULTIPLE CHOICE QUESTION PLEASE HELP!

    Concrete can be purchased by the cubic yard. How much will it cost to pour a slab 11 feet by 11 feet by 3 inches for a patio if the concrete costs $63.00 per cubic yard? (1 point) $211.75 $70.58 $317.63 $1,905.75

    asked by LeXi<3 on April 17, 2012
  40. Math - Answer Check

    Dimensional Analysis 10. 17 cups = (8.5) pints 11. 18 pounds = (288) oz 12. 7.5 miles = (43650) ft 13. 32 quarts = (8) gal 14. 18 quarts = (72) cups 15. 180,000 inches = (2.84) miles 16. 4.5 tons = (144,000) oz

    asked by Anonymous on March 13, 2014
  41. Pre-Calculus

    As a balloon in the shape of a sphere is being blown up, the radius is increasing 1/pi inches per second. At what rate is the volume increasing when the radius is 1 inch? I know that the volume of a sphere = 4/3(pi)r^3 I don't know what to do next. Figure

    asked by Corin on May 30, 2007
  42. statistics

    We want to determine the correlation between the height (in inches) and scoring average (points per game) of women on a college basketball team. To do this, we record the height and scoring average of two players on the team. The values are

    asked by Anonymous on December 14, 2011
  43. 5th grade math

    Marcus is building a rectangular box for his kitten to sleep in. He wants the area of the bottom of the box to be 360 square inches and the length of one side to be 1 3/5 the length of the other side. What should the dimensions of the bottom of the bed be?

    asked by frustrated mom on February 24, 2015
  44. geometry

    A grid has lines at 90-degree angles. There are 12 lines in one direction and 9 lines in the other direction. Lines that are parallel are 11 inches apart. What is the least number of 12-inch by 12-inch floor tiles needed to cover all of the line intersect

    asked by Anonymous on November 3, 2010
  45. Math

    Pages are being printed for a brochure. Four out of every 20 are in color. What is the ratio of noncolor pages to color pages? A.20:4 BB.4:16 C.16:4 D.16:20 A? What is the ratio of Ms to all the letters in the word MATHEMATICS? A.2/9 B.2/11 C.11/9 D.11/2

    asked by Jerald on November 16, 2012
  46. Precal

    Solve the given equation. (Enter your answers as a comma-separated list. Let k be any integer. Round terms to two decimal places where appropriate.) cos θ = 0.16 I know how to find the answers when it's in fraction form, however, I do not know how to do

    asked by Zoe on November 4, 2015
  47. Math 207

    If the work required to stretch a spring 4 feet beyond its natural length is 17 foot-pounds, how much work is needed to stretch it 35 inches beyond its natural length? Your answer must include the correct units. (You may enter lbf or lb*ft for ft-lb.)

    asked by Anonymous on May 2, 2012
  48. Physics

    If the work required to stretch a spring 4 feet beyond its natural length is 17 foot-pounds, how much work is needed to stretch it 14 inches beyond its natural length? Your answer must include the correct units. (You may enter lbf or lb*ft for ft-lb.)

    asked by Hao on March 19, 2014
  49. english

    I have to write a contrast compare essay on dr kings i had a dream speech and old majors speech from animal farm. i need help

    asked by jan on March 9, 2009
  50. Math

    Holly wants to make a frame for painting. The painting is square and has an area of 225 square inches. The framing material costs $2.46 per inch. How much will Holly spend framing the picture?

    asked by Codi on December 2, 2016
  51. math

    The students in Mr. Stevens class are having a turtle race. The race will last 2 minutes. Find the distance from the start each turtle will be at the of the race.Rex 2/3 speed (in inches per second).Whatwas the distance at the end of the race.

    asked by ttuuffyy on April 11, 2013
  52. math

    The students in Mr. Stevens class are having a turtle race. The race will last 2 minutes. Find the distance from the start each turtle will be at the of the race.Rex 1/6 speed (in inches per second).Whatwas the distance at the end of the race.

    asked by ttuuffyy on April 11, 2013
  53. Geometry

    A person who is 5 feet, 6 inches (5.6 feet) tall casts a shadow (from N to S) that is 12 feet long. The distance along the ground from the person (N) to the flagpole (G) is 18 feet. Find the height of the flagpole (FG) showing all calculations.

    asked by David on January 17, 2014
  54. Math

    A pilot surveys a flat circular area represented by 4pi square inches on a map. If 1 inch on the map represents 60 miles, how many square miles does the pilot survey?

    asked by Winnie on March 13, 2015
  55. Chemistry

    The level of water in a rectangular swimming pool needs to be lowered 4.00 inches. If the pool is 36.50 ft long and 15.00 ft wide, and the water is siphoned out at a rate of 5.0 gal/min, how long will the siphoning take? 1 ft^3 = 7.48 gal.

    asked by Danielle on August 28, 2014
  56. word problem

    james has a metal frame with an 8.32 inch perimeter. If the sides are 0.04 inches thick, what is the perimeter of the inside of the frame? 0.04 x 4 + .16 8.32 - .16 = 8.16 But the book gives an answer of 8. I am not sure what I am doing wrong. Can any one

    asked by tish on April 20, 2011
  57. Math

    A map shows the distance between a corner of Cactus Road and 1st street and the corner of 1st street snd Merle oad as 3 inches. If the scale is 1 in: 3.7 mi what is the actual distance????

    asked by Edith on November 15, 2010
  58. Math Can Someone explain me about this question

    Danika has a board that is 4 yards long. How much needs to be sawn off to make the board 2 feet 8 inches long? A) 1ft 4in B)9ft 4in C)8ft 6in D)2ft 6in

    asked by Bob on October 28, 2015
  59. 7grade math

    Ms. Madeja is planning a trip to Trenton, NJ and the map has a scale indicator of 3/4 inch=25 miles Ms.Madeja measured 6 and 3/4 inches in Trenton.What is the distance she will travel...please help, thanks. (A)20.25 miles (B)225 miles (C)27.78 miles

    asked by mama on February 16, 2014
  60. physics

    In a crash test, a truck with mass 2600 kg traveling at 24 m/s smashes head-on into a concrete wall without rebounding. The front end crumples so much that the truck is 0.66 m shorter than before. What is the average speed of the truck during the collision

    asked by Confused again on November 22, 2010
  61. English

    Write one paragraph of eight to twelve sentences informing your fellow students of your reasons for wanting to earn your diploma in the program in which you're enrolled, particularly in terms of your career goals. For example, why did you decide to take

    asked by Abdullah on August 27, 2011
  62. Mathematics

    The value of a certain fraction becomes 1/5 if one is added to its numerator. If one is taken from its denominator, its value becomes 1/7. Find the fraction by setting up a pair of simultaneous equations and solving them

    asked by Jiskhaa on March 13, 2012
  63. math

    use your fraction strips to locate and label these numbers on a number line: 0, 3/4, and 7/8. Then use your fraction strip to measure the distance between 3/4 and 7/8.

    asked by learning on October 19, 2014
  64. Math #rd grade

    Bryan has 3 nickels, 3 dimes, and 2 quarters. What fraction of the coins is either a dime or a quarter? There is a space for only 1 fraction answer.

    asked by Grace on January 15, 2014
  65. math(10)

    evaluate:fraction -8over4,subtract7over6 I'm going to assume your problem is this: -8/4 - 7/6 = ? -8/4 is the same as -2. Let's convert -2 to a fraction using 6 as the denominator: -12/6 - 7/6 = -19/6 I hope this helps and is what you were asking.

    asked by jesseca on February 2, 2007
  66. math

    When Kaitlin divided a fraction by 1/2,the result was a mixed number.Was the original fraction less than or greater than 1/2? Explain your reasoning

    asked by Ali on October 7, 2014
  67. fractions

    When Kaitlin divided a fraction by 1/2, the result was a mixed number. Was the original fraction less than or greater than 1/2? Explain reasoning. THANK YOU!

    asked by Kymmy on September 18, 2014
  68. math

    What process would you use to convert a fraction to a lb. Would you take the fraction say 4/8 and make the pound 1/16 then add them together to get the total amount? I desperately need some help here. O_o

    asked by unknown on December 14, 2016
  69. Math

    A book that is 13 in. tall is leaning against the edge of a wall. If the bottom of the book is 5 inches from the wall, how far up the wall is the top of the book?

    asked by Meg on January 27, 2014
  70. math

    Show me a fraction for. 12 markers 7 are blue the rest are red what is the fraction

    asked by Anonymous on November 17, 2016
  71. Maths

    If the numerator and denominator of the fraction 4 9 are both increased by a certain value, m, the fraction then becomes equal to 3 4. Calculate this value.

    asked by Jannie on October 12, 2010
  72. Math?

    There are clues and a fraction you have to figure out which: My denominator is 5 more than twice my numerator. I am equivalent to 1/3. What is my fraction??

    asked by Grace on January 22, 2018
  73. math

    use any method to simplify the complex fraction. y-(3y-5)/5/(14/10 + 7/2y) the fraction simplifies to ___.

    asked by ashlyn on July 24, 2015
  74. 7th grade

    How do you add a negative fraction and 2 postive fraction with diffrent denomenators

    asked by Marie on October 14, 2009
  75. math

    5/x-2 - 4/x-3 express as a single fraction in its simplest form. I had done the question like this: = 5/x-2 (x-2)(x-3) -4/x-3 (x-2)(x-3) = 5x-15-4x+8 = x-7 but how in fraction?

    asked by humza on November 20, 2016
  76. math

    how do i convert a fraction to a deciaml?? a) -2 2/5 ?? Divide the numerator of the fraction by the denominator

    asked by sarah on February 25, 2007
  77. math

    what is 6/12 the same as? 4/5, 1/2, or 4/7? find the equivalent fraction. 1/2 = 6/? six-twelfths is what fraction? ??i am only in sixth grade

    asked by bobpursley on November 9, 2006
  78. 6th grade

    A fraction greater than 1/8 and less than 1/4 is in simplest form and denominator is 4 more than its numerator...what is the fraction?

    asked by Sean on October 26, 2010
  79. Math

    A fraction greater than 1/8 and less than 1/4 is in simplest form and denominator is 4 more than its numerator...what is the fraction?

    asked by Sean on October 26, 2010
  80. math

    i need help with this question!!! describe your strategy for finding a fraction equivalent to a given fraction?

    asked by rosa on September 11, 2013
  81. math

    A fraction's numerator is 3 less than its denominator. Its reciprocal is 4 times its value. It is greater than 0. What is the fraction?

    asked by sonja on May 25, 2009
  82. geometry

    There are two noncongruent triangles that have a 9-inch side, a 10-inch side, and that enclose 36 square inches of area. Find the length of the third side in each of these triangles.

    asked by Nico on October 12, 2015
  83. geometry

    There are two noncongruent triangles that have a 9-inch side, a 10-inch side, and that enclose 36 square inches of area. Find the length of the third side in each of these triangles.

    asked by sarah B on April 14, 2010
  84. math

    a string of decorative lights is 28 feet long. The first light on the string is 16 inches from the plug if the lights on the string are space 4inches apart how many lights are there on the string

    asked by khrishari on March 10, 2016
  85. Homework

    Laing enlarged a photograph to 1 3/4 times it's original size. The original photograph was 5 inches wide. What was the width of the enlarged photograph?. A. 5 3/20 B. 5 3/4 C. 6 3/4 D. 8 3/4 I think it's D I multiplied 5/1 x 7/4= 35/4 = 8 3/4

    asked by AC on April 10, 2015
  86. Math

    the smallest regulation golf ball has a volume of 2.48 cubic inches. if the diameter of the ball were increased by 10%, or a factor of 1.1, what will the volume of the golf ball be?

    asked by Tim on February 28, 2014
  87. Algebra 1

    You trimmed a large square picture so that you could fit it into a frame. The area of the cut picture is 20 square inches. What is the area of the original picture?

    asked by Will on February 17, 2016
  88. geometry

    There are two noncongruent triangles that have a 9-inch side, a 10-inch side, and that enclose 36 square inches of area. Find the length of the third side in each of these triangles.

    asked by sarah b on April 16, 2010
  89. Pre ALgebra

    If a pizza with a diameter of 12 inches costs $10.99, based on area, about how much should a 15-inch pizza cost? (Hint: Be sure to use the area of the pizza in your proportion, not the diameter.)

    asked by Kathlyn on May 27, 2014
  90. geometry

    Devin's bathroom measures 6 feet by 10 feet. He wants to cover the floor with square tiles. The sides of the tiles are 6 inches. How many tiles will Devin need?

    asked by johana on May 28, 2011
  91. Math

    How many cubic units are in the volume of a cylinder whose height is four units and whose radius is five units? What is the surface area of a cube whose volume is 27 cubic inches?

    asked by Nika on November 12, 2010
  92. painting

    An artist makes a painting that is 12 feet by 9 feet. He paints a frame around the painting. The frame is 4 inches wide. What is the perimeter of the outside edge of the frame?

    asked by zion on November 30, 2012
  93. math

    Complete in Metric Conversions: Estimate the cost ($) of the concrete required to construct a concrete sidewalk shaped as shown on the board. The required depth of the concrete in the sidewalk is 4 inches and the concrete costs $105/cubic yard.

    asked by Amy on March 28, 2012
  94. Physics

    2. An 8 lb weight attached to a spring exhibits simple harmonic motion. Determine the equation of motion if the spring constant is 4 lb/feet and the weight is released 4 inches above the equilibrium position with an upward velocity of 3 feet/sec.

    asked by sajja sai sravanth on October 6, 2018
  95. Algebra

    Any and all help would be greatly appreciated. I'm trying to help my niece and I'm afraid that it is not possible. The volume of a cubic container is x^3 cubic inches. The height of the container was decreased and the length was increased so that the

    asked by Ronald on November 30, 2009
  96. Math

    Maria Is Making a Beaded Necklaces For Her Friends. Each Friend Has Told Maria The Length She Wants Her Necklace in inches. maria does not have a ruler but she knows that the width of a quarter is about 1 inch Describe a way that maria can use a stack of

    asked by China on May 7, 2012
  97. Algebra

    Please explain how to do this problem. The answer says the answer is 2.43 inches, but I don't get it. A school wants to take out an ad in the paper congratulating a basketball on a successful season. The area of the photo will be half the area of the

    asked by Anonymous on March 22, 2014
  98. CALCULUS

    1. A rectangular package to be sent by a postal service can have a maximum combined length and girth (perimeter of a cross section) of 108 inches. Find the dimensions of the package of maximum volume that can be sent. (Assume the cross section is square.)

    asked by Please HELP on October 17, 2014
  99. math

    a box is to be made by cutting out the corners of a square piece of cardboard and folding the edges up. if 3-inch squares are to be cut out of the corners and the box contains 243 cubic inches, what is the length of a side of the original cardboard square

    asked by karen on May 14, 2015
  100. Calc

    A rectangular package to be sent by a postal service can have a maximum combined length and girth (perimeter of a cross section) of 90 inches (see figure). Find the dimensions of the package of maximum volume that can be sent. (Assume the cross section is

    asked by James on November 3, 2016