1. math 102

    what number multiplied by the numerator and added to the denominator of the fraction 2/5 makes the resulting fraction 8/9?
  2. alg readiness

    "Express the mixed# as the addition of a whole # and fraction.Then find the value as a single fraction." *i don't understand what it is asking me?!
  3. math

    what is the value of -3/4-(3/-8) (the 3/4 fraction only has the - on the 3, not the entire fraction) a -1 1/8 B -3/8 C3/8 D 1 1/8 What I did is first find a common denominator making the equation -6/8-(3/-8)= -9/16 this is not one of the choices Can you
  4. hot springs

    I am a fraction his numerator and denominator are both prime numbers less than 20. If you were to increase each term by 1 I would be equivalent to 1/2 what fraction Am I
  5. math

    in a rational number... nemerator is 3 less than the denominator. if 3 is added to the numerator.. fraction becomes 1. find the fraction??
  6. FRACTION CONCEPTS

    I am a fraction whose numerator and denominator are both prime numbers less than 20. if you were to increase each term by 1, I would be equivalent to 1/2. what fraction am I?
  7. MATH HELP ASAP

    the question is: use the formal t find the surface area of the square pyramid( its 6ft3ft and 3ft it wont let me put link to pic so yea) A:45FT^2 B:81FT^2 C:36FT^2 D:72FT^2 I thinks its c but idk for sure
  8. statistics

    I can't seem to figure out the class interval for this grouped frequency distribution table: Highest Score=684 Lowest Score=56 & the professor has instructed us to use an interval size of 61 The starting point needs to be divisible by 61 due to convention.
  9. Math

    Compare the size of 30 and 0.03. Write the set {the vowels} as a roster. Name the elements in the set {r, s, t, u, v} Find the LCM for 2, 7, 12, and 20.
  10. Math

    The temperature on Tuesday was -2 degrees F write an inequality to compare the temperatures.explain meaning of the inequality
  11. 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
  12. 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
  13. 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.
  14. 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)]
  15. 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
  16. 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.
  17. 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
  18. math

    this is a math riddle that i can't do so please help i am a fraction eguivalent to 2/4 the sum of my numerator and my denominator is 21 what fraction am i here it is help me please's
  19. 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?
  20. math 5th grade

    by what fraction name for 1 must 2/3 be multiplied to form a fraction with a denominator of 15? also what is the number in this sequence ...,100,10,1,...? would it be -1? thank you
  21. Math

    When you divide a proper fraction by an improper fraction, is the quotient less than 1,greater than 1,or equal to 1? I think it is less than one but I'm not sure
  22. Essential Algebra Readiness

    1. Write the following ratio in simplest form: 32 minutes: 36 minutes A. 8:9 B. 8:36 C. 32:9 D. 128:144 I chose: A 2. In a sports equipment locker, there are 81 balls and 45 baseball mitts. Write the ratio of balls to mitts in simplest form. A. 9:5 B.
  23. chemistry

    I have the chemical equation: CH4 + NH3 + O2 => HCN + H2O, I have to write a balanced equation using the lowest whole number coefficients, including the state of each compound -- HELP PLEASE http://www.daigger.com/equationsbalancer.jsp All are gases, even
  24. 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
  25. 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,
  26. Math

    Katherine spends 7 h a day in school. This includes a 30 min lunch break each day. a) Write a ratio that compares the time for her lunch break with the total time she spends at school each day. b) Write a ratio that compares the time for her lunch breaks
  27. 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
  28. 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
  29. 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
  30. 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
  31. 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 :(
  32. 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 ?
  33. 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?
  34. 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
  35. 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?
  36. 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,
  37. trig

    Write the measure in radians. Express the answer in terms of ð -260°
  38. Algebra 1 polynomials

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

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

    Write the first four terms of the sequence defined by the recursion formula. a1 = 6 and an = 3an-1 for n ≥ 2
  41. 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.
  42. algebra

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

    USE SUMMATION NOTATION TO WRITE A ARITHMETIC SERIES FOR THE FOLLOWING MUMBER OF TERMS. 10+7+4+...;N=6
  44. 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
  45. math

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

    Write the expression in standard form by collecting like terms: 12×-3(×-5y)+1÷2(4×-10y)
  47. 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
  48. math

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

    ODEF is a paralleogram. write the missing coordinates of the point E in terms of u,s,and t.
  50. 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?
  51. 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
  52. 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?
  53. 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
  54. 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
  55. 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
  56. 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
  57. 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
  58. 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
  59. 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?
  60. 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
  61. 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
  62. 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.)
  63. 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.)
  64. 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
  65. 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.
  66. 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.
  67. 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
  68. 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
  69. 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
  70. 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.
  71. 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?
  72. 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????
  73. 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.
  74. 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?
  75. 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
  76. 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?
  77. 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
  78. 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.
  79. 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?
  80. 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.)
  81. 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.
  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.
  83. 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?
  84. 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?
  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
  86. 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?
  87. 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?
  88. 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
  89. 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
  90. 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.
  91. 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.
  92. 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.
  93. 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
  94. 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!
  95. 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
  96. 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
  97. math

    Show me a fraction for. 12 markers 7 are blue the rest are red what is the fraction
  98. 7th grade

    How do you add a negative fraction and 2 postive fraction with diffrent denomenators
  99. 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?
  100. math

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