# suppose a map is scaled so that a half inch represents 25 miles. how many inches of the map represents 87 1/2 miles?

35,906 questions, page 221
1. ## economics

1. Suppose that as the price of Y falls from \$3.00 to \$1.00 the quantity of Y demanded increases from 10 to 18. Compute the price elasticity of demand. Is the demand elastic or inelastic?

asked by pat on September 24, 2012
2. ## Math Help

Harriet needs to ship a small vase. The box she will use has a volume of 216 cubic inches. If the side lengths are the same, what is the length of each side of the box. My answer Square root of 216=14^2=196 The length of each side of the box is 14 iches.

asked by Callie on November 5, 2014
3. ## maths - a few questions

Simplify 3(x-2)^2/x-2 Is the answer 3x^2-10x+10? If not then what is? When p= sqrt2 and q= sqrt6 write pq in the form a(sqrt)b where a and b are integers and b is as small as possible. Multiply out these brackets. Give your answer in the simplest form.

asked by em on February 24, 2007
4. ## math

John is buying floor tile to put in a room that is 10 ft by 15 ft. He has chosen tiles that are 18 in by 18 in. Assuming that he needs to buy 10% extra to be safe, how many tiles would he need to buy. I know that I need to buy enough for 150 square feet,

asked by carly on February 21, 2018
5. ## income tax

Marion drives 20 miles a day from his first job to his second job. He worked 125 days during 2011 on both jobs. What is Marion's mileage deduction rounded to the nearest dollar assuming he uses the standard mileage rate and mileage is incurred ratably

asked by Andy on March 21, 2012
6. ## Algebra

A 2 mile cab cost \$5. A 6 mile cab costs \$9. Write an equation to model the cost: c of a cab ride miles: m.

asked by Kate on September 7, 2014
7. ## intermediate math

angie and payton jog of opposite each other and angie can jog 4.5 mile faster than payton. after 1.5 hours they are 17 miles apart. how much can each person jog

asked by seth on September 29, 2014
8. ## chemical oceanography

Avg PO4^3- []'s in the deep and surface ocn's are 2.11 and 0.71umolkg^-1. Calc the residence time of PO4^3- in the deep ocn considering the carbon budget(Figure below) Write the general equation, calculation and units. ------ represents a Box outline

asked by josh on April 23, 2010
9. ## math116 appendix e

4. The line represents an estimate of the average cost of gasoline each year. The line estimates the price of gasoline in January of each year (“Consumer price index,” 2006). a. Do you expect the lines to be intersecting, parallel, or perpendicular?

asked by sandy on July 15, 2010
10. ## Chemical Oceanography

Avg PO4^3- []'s in the deep and surface ocn's are 2.11 and 0.71umolkg^-1. Calc the residence time of PO4^3- in the deep ocn considering the carbon budget(Figure below) Write the general equation, calculation and units. ------ represents a Box outline

asked by josh on April 22, 2010
11. ## hardware

Hi i'm just stuck on this question. can please someone help me. Three cortrect ones are: A) A 9-bit word represents twice as many code words as an 8-bit word. B) mp4, mpg and bmp are all examples of video file extensions. C) A data rate of 4 gigabits per

asked by Sue on March 1, 2011
12. ## retired disabled vet

Please help. To build a straight tapered fishing rod and I start at the butt or big end, the measurment is 400 thousands. if rod tip is 75 thousands. if i stsrt at butt end what will the meaqsurments be at 5" intervals. ie butt,5" 10" 15" ect. rod will be

asked by Bernie Stark on March 2, 2014
13. ## I need help.

Hi! So, Im suppose to write an essay. But I need to know how does the document of declaration of independence and also the declaration of the rights of men and the citizen talk about the people's basic rights?

asked by Emily on April 11, 2017
14. ## econ

True of False? E=exchange rate Suppose E \$/euros = 3/2 and E \$/pounds = 2, and there is no trade friction, the no arbitrage condition implies that E pounds/euros = 2

asked by econ on May 28, 2008
15. ## econ

True or False? E=exchange rate Suppose E\$/euro = 3/2 and E\$/pound = 2 and there is no trade friction, the no arbitrage condition implies that E pound/euro = 2

asked by wilde on May 25, 2008
16. ## statistics

A population has a mean of 300 and a standard deviation of 50. Suppose a sample of size 125 is selected and is used to estimate . What is the probability that the sample mean will be within +/- 3 of the population mean (to 4 decimals)?

asked by Anonymous on October 14, 2014
17. ## Math

Suppose that 32 feet of fencing is available to enclose a rectangular garden., one side of which will be against the side of a house. What dimensions of the garden will guarantee a maximum area?

asked by Sam on January 9, 2017
18. ## Math-Lit 143

Suppose you buy a two-year CD for \$50,000 from First Command Bank. Use the APY from the First Command Bank table to determine how much interest it earns for you at maturity.

19. ## Microeconomics

Suppose that we compare of income earned by different U.S groups by dividing all households into five groups. Which of the following statements about the income distribution in the United States is correct?

asked by Andre King on July 20, 2015
20. ## Chemistry

Suppose that 18.84 mL of 0.315 M Ca(OH)2 is required to neutralize 18.2 mL of aqueous HCl solution. What is the molarity of the HCl solution? All help is appreciated. Would also like help showing which numbers go where within any equations! Thanks so much!

21. ## Astronomy

Suppose that future observations with a new telescope reveal a planet about 16 AU from a star whose mass is the same size as our sun's. How long does it take the planet to orbit the star?

asked by Amy on January 26, 2011
22. ## math

Suppose that 4 people sit in 4 chairs in a circle. How many different new seating arrangemens are possible if each person can move 1 chair to the left or right or remain as is and if 1 person must be in each chair?

asked by Viking on March 11, 2014
23. ## Geometry

Need help, not sure what I am suppose to do. Estimate the area between the graph of 4y = 16 - x^2 and the x-axis. The picture of a mound is on a piece of graph paper. Points A(-4,0) B(0,4)(4,0) Point B is the top of mound.

asked by Jane on April 14, 2015
24. ## algebra

suppose you want to add a sprinkler system, and location of one section of the ssprinker line can be described by the equation y=1/2x-4 complete the table for this equation x y (x,y) -1 -2 -4 2 8 PLEASE HELP ME SOLVE THIS TABLE!!!!!!

asked by pj on October 24, 2008
25. ## Mathematics

Suppose that 4 people sit in 4 chairs in a circle. How many different new seating arrangements are possible if each person can move 1 chair to the left or right or remain as is and if 1 person must be in each chair?

asked by WALTER on March 12, 2014
26. ## Math

1.Suppose we are given logic statements p, q, and r. a. If p → q and p → r, may we conclude that q → r? Answer yes or no and give a reason why. b. What is the converse of the following: not p → not q c. What is the contrapositive of r → q? d. The

asked by Melissa on December 11, 2016
27. ## economics today

Suppose the economy has been experiencing zero inflation and five percent unemployment for several years. The government decides to lower the unemployment percentage by generating some inflation. You need to do the following:

asked by Anonymous on March 1, 2011
28. ## Microeconomics

Suppose that the price of product X rises by 20 percent and the quantity supplied of X increases by 15 percent. The coefficient of price elasticity of supply for good X is?

asked by Kevin on February 26, 2014
29. ## Honors Chem B

Suppose you want to heat a mug of H2O (250ml) from room temperature 25 degrees celcius to 100 degrees celcius. How much energy would you need from your microwave?

asked by Deahna on September 1, 2011
30. ## Science(Chemistry)

Suppose that 23 mL of 0.6 M K2CrO4(aq) reacts with 13.7 mL of AgNO3(aq) completely. What mass of NaCl is needed to react completely with 38.5 mL of the same AgNO3 solution? Answer in units of g

asked by Joseph on April 18, 2013
31. ## trigonometry

Suppose (x, y) =(4, -5) and θ is an angle in standard position with (x, y) on its terminal side. What is the degree measure of angle θ? im not sure how to do this one problem plz show step by step

asked by v on November 13, 2012
32. ## Quantum Computing

Suppose H|ψ> = 1/√2 (|000> + |111>). What is |ψ> ? Specify the probability amplitude for each component: |000> = |001> = |010> = |011> = |100> = |101> = |110> = |111> =

asked by Ravi on September 4, 2013
33. ## Geography

For my project it says "Circle all physical characteristics that are used as a part of your country's boundaries" I am doing the country of India so wwhat would be an example of the physical characteristic used for a boundary I suppose?

asked by Anonymous on April 4, 2016
34. ## PHYSICS

A car is moving at a constant velocity of 5.5m/s. How much net force is required to raise its velocity to 14 m/s in 30 seconds? Suppose the car has a mass of 150kg.

asked by LK on February 27, 2012
35. ## Science

Please suppose that the actual temperature is above 32 degrees F but the wind chill or real feel temperature is below 32 degrees F. Could water still freeze on the roadway surfaces?

asked by Francesca on March 8, 2019
36. ## PHYSICS

A car is moving at a constant velocity of 5.5m/s. How much net force is required to raise its velocity to 14 m/s in 30 seconds? Suppose the car has a mass of 150kg.

asked by LK on February 27, 2012
37. ## Social Studies

Why do you suppose internment camps were located in isolated areas away from the west coast? Is the answer because the Japanese had many ancestors who lived in the west coast.

asked by Missy:) on January 4, 2010
38. ## Physics

Suppose there is friction (static coefficient = 0.22, and kinetic coefficient = 0.15). With this friction, what force (if any) is necessary to hold the 30kg mass stationary on a 35 degree incline?

asked by Dustin on February 12, 2014
39. ## PHYSICS

A car is moving at a constant velocity of 5.5m/s. How much net force is required to raise its velocity to 14 m/s in 30 seconds? Suppose the car has a mass of 150kg.

asked by LK on February 27, 2012
40. ## maths algebra

Suppose that there is a cube with edges 12 centimeters in length.Find the length of a diagonal from a lower corner to the diagonally opposite upper corner .

asked by Firdous on April 2, 2013
41. ## Science (urgent)

Suppose 13.7kJ of heat are removed from 33.5g liquid sample of ethanol at 26.8^oC. When all this heatis removed from the substance, at what temperature and in what states will you find the substance?

asked by Nick on May 4, 2009
42. ## Honors Chemistry

I don't exactly understand this question -- can someone maybe explain it to me please? 6) Suppose you have an NaOH solution of unknown concentration. Name three possible substances that could be used in "known" solutions to titrate the NaOH solutions.

asked by Emily on February 23, 2010
43. ## math 156

Suppose that Berry Bonds has 148 hits in 500 bats. how many hits does he need in his next 10 at bats to raise his batting average to .300? does he only need 1 hit

asked by Rmz on December 3, 2009
44. ## Math

Suppose you are offered a job with a relatively low starting salary but with a \$2000 raise for each of the next 9 years. How much more than your starting salary would you be making in the ninth year?

asked by Anon on August 5, 2016
45. ## Pre-Algebra

Suppose you consider a rectangular garden of 36 square meters with whole-number side lengths. What’s the dimension of design that has the least perimeter? What’s the dimension with the greatest perimeter?

asked by Taylor on April 12, 2012
46. ## Quantum Physics

Suppose H|ψ> = 1/√2 (|000> + |111>). What is |ψ> ? Specify the probability amplitude for each component: |000> = |001> = |010> = |011> = |100> = |101> = |110> = |111> =

asked by qwerty on March 3, 2013
47. ## college math

Suppose the eggplants at a store in Thailand are priced at 1.24 baht per kilogram, where one dollar is worth 1.37 baht. What is the price of the eggplants in dollars per pound?

asked by Leissa on June 24, 2010
48. ## Chem

suppose you could not tell whether a material was insoluble or slightly soluble in water form the appearance of the misture. Explain what you would do to determine whether this substance is slightly soluble.

asked by Ange on July 23, 2012
49. ## Finance

Suppose that your client decides to invest in your portfolio a proportion y of the total investment budget so that the overall portfolio will have an expected rate of return of 16%. a. What is the proportion y?

asked by sam on August 11, 2010
50. ## statistics

Suppose 1.5 percent of the antennas on new Nokia cell phones are defective. For a random sample of 200 antennas, find the probability that 5 or more will be defective

asked by Dede on September 28, 2009
51. ## math

Suppose a diver started at 82 feet below the surface and rose in five steps of 15 feet each. Use an integer to describe his new position in relation to the surface water.

asked by karolina vida on April 17, 2013
52. ## physics

Suppose the sound is emitted uniformly in all directions by a public address system. The intensity at a location 22 m away from the sound source is 3.0 x 10-4 W/m2. What is the intensity at a spot that is 78 m away?

asked by Joe on November 18, 2012
53. ## college

Suppose is the sale price of an item whose original price is in a 35% off sale. Is directly proportional to ? If it is, enter the constant of proportionality as a decimal, not a percent

asked by Anonymous on August 29, 2010
54. ## Math

Suppose a South Korean inspirational speaker speaks from a rectangular stage measuring 30 feet by 70 feet. Find the area of the stage.

asked by Chirstine on January 23, 2018
55. ## science

suppose you have the 7 pieces of wood shown to the right. predict what will happen to the mass of the pieces of wood if you put them together without cutting them to make a birdhouse. explain?

asked by kevin on November 21, 2013
56. ## physics

Suppose a disk with constant angular velocity has rotational kinetic energy 1250 J. If its angular velocity is 24 rad/s, then what is its moment of inertia?

asked by Anonymous on April 17, 2012
57. ## Physics

Suppose the force exerted by the air on one face of a cube is 8820N. Each side of the cube measures 30cm. Calculate the pressure on this face?

asked by Jacqueline on August 21, 2012
58. ## CHEMISTRY

Suppose a 24.7 mL sample of helium gas at 25.°C and 1.14 atm is heated to 50°C and compressed to a volume of 14.8 mL. What will be the pressure of the sample? My teacher got 2.06 atm. pls explain to me how he got this. THANK YOU

asked by Lance Pls explain to me this Problem on March 21, 2013
59. ## maths

Suppose that the demand function for a good is qD(p) = 8000/((p^2) + 1) where q is the quantity and p is the price in dollars. If the price is decreased from 9 to 8.5, what is the approximate increase in the quantity sold?

asked by franz on November 15, 2016
60. ## calculus

suppose that c(x)=3x^3 - 12x^2 +9000x is the cost of manufacturing x items. find a production level that will minimize the average cost of making x items

asked by bob on November 21, 2016
61. ## Algebra 1

The square tile shown has a side length of 10.5 inches. What power can you write to represent the area of the tile? Write the power as an expression with a base and exponent, and then find the area of the square.

asked by Val on December 15, 2014
62. ## Math

Suppose that an isosceles triangle has two sides of length a and one side of length c. 1) Find the area of the triangle in terms of a and c. Simplify as much as you can.

asked by Help on October 1, 2016
63. ## Geometry

Line segment AB has a midpoint C Help? If AC=17 and AB = 5x-6, then find the value of x A. 34 B.8 C. 23/5 D. 20 Answer: D 2. Suppose the coordinate of p=2 and PQ=8 and PR=12. Whare are the possible mid point for line segment PQ?

asked by Victoria on January 10, 2013
64. ## economics

Suppose a person has a utility function U=YX. What is the minimum level of income required to get a utility of 20? Your answer should be a function of, among other things, Px and Py.

asked by jon on September 20, 2007
65. ## Geometry

Line segment AB has a midpoint C Help? If AC=17 and AB = 5x-6, then find the value of x A. 34 B.8 C. 23/5 D. 20 Answer: D 2. Suppose the coordinate of p=2 and PQ=8 and PR=12. Whare are the possible mid point for line segment PQ?

asked by Victoria on January 10, 2013
66. ## Math

A point in polar coordinates is given, Find the corresponding rectangular coordinates for the point. (r,Q) = (4, 3pi/2) I know that you are suppose to use x=r cos Q and y=sin Q but I do not know how to plug this in.

67. ## Science

Suppose that 9 grams of a certain substance lost 17.5 calories of heat when the temperature decreased from 70 degrees Celsius to 62 degrees Celsius. What is the Cp

asked by Wyatt on October 23, 2013
68. ## trig

suppose theta is in the interval (90,180 degrees) find the sign of csc(-theta) is it positive or negative = positive???

asked by ALISON on September 6, 2011
69. ## Statistics

Suppose that the scores of architects on a particular creativity test are normally distributed. Using a normal curve table, what percentage of architects have Z scores (a) above .10, (b) below .10, (c) above .20, (d) below .20, (e) above 1.10, (f) below

asked by Michael on April 9, 2012
70. ## science

Suppose you put your lunch up on a shelf. Name two kinds of energy it has, and explain why. I think it would have potential energy because it has stored energy being off the ground, but what other energy?

asked by maya on January 13, 2013
71. ## Chemistry

Suppose that you calculated the mass percent of sand in the mixture to be 42%, though the original mixture really contained only 35% sand. How could you explain these results?

asked by Kay on February 27, 2012
72. ## chemistry

Suppose that 1.78 x 10^3 kg of Fe are obtained from a 5.80 x 10^3 kg sample of Fe2O3. Assuming that the reaction goes to completion, what is the percent purity of Fe2O3 in the original sample?

asked by Joe on January 31, 2012
73. ## maths

Suppose that in a class there are 8 people, 5 boys and 3 girls. We want to choose a team of 3 people with 2 boys and 1 girl. How many different groups can be formed?

asked by Susie on September 2, 2013
74. ## pre calc

suppose beta is an angle in the second quadrant and tan beta=-2. Fine the exact vaule of sin beta and cos beta

asked by Danika on April 7, 2010

Suppose 36 videos are added to a video collection that has 24 videos. What is the percentage of change. I got 50 percent....my mom says it's 150 percent. thanks!

asked by Peggy on January 5, 2016
76. ## physics

suppose an airplane, landing on a runway with an initial speed of 45 m/s, slows down at an acceleration rate of -5m/s/s. What will the speed of the airplaine be one second after landing?

asked by Debbie on September 14, 2011
77. ## math analysis

Disprove: For every integer a, if 8 divides a, then 6 divides a. im still stuck. i wrote: Disproof. Suppose 8|a. by definition of divisibility, we know 8|a means there is an integer b with a=8b. There is not value of y.

asked by cosette on September 4, 2013
78. ## physics

Suppose that it takes 10.0 h to drain a container of 5100 m3 of water. What is the "mass flow rate," in kilograms per second, of water from the container?

asked by andre on August 26, 2011
79. ## Algebra

my question is:Suppose you want to add a sprinkler system, and the location of one section of the sprinkler system le can be described by the equation: y= -1/2x -4, this is what I got 4+y= -1/2x - 4 +4, 4y= 1/2x -1/2x; y=4 and x=0 making the answer (0,4).

asked by A. W. on February 15, 2009
80. ## sir steve reiny plz maths

Suppose you have 5 real numbers whose sum of squares is equal to 5. What is the maximum value of the sum of cubes of these 5 numbers? Please show step

asked by danu on May 6, 2017
81. ## class

Suppose that the scores of architects on a particular creativity test are normally distributed. Using a normal curve table, what percentage of architects have Z-scores: Above .10? Below .10? Above .20? Below .20? Above 1.10? Below 1.10? Above -.10? Below

82. ## social study

suppose the president vettoed a bill passed by congress according to the information which of the following actions by congress would most likely ensure that the bill will become law?

asked by mama on September 10, 2011
83. ## Science

*NEED HELP ASAP* TIA Hi everyone! If you could help me I would really like that! Question: Suppose the moon rotated on its axis just as quickly as Earth. Would you still always see the same side of the moon from Earth?

asked by May on February 16, 2016
84. ## statistics

Suppose a random sample of 36 is selected from a population with a standard deviation of 12. If the sample mean is 98, the 99% confidence interval to estimate the population mean is

asked by mona on April 25, 2011
85. ## geometry

Line segment AB has a midpoint C Help? If AC=17 and AB = 5x-6, then find the value of x A. 34 B.8 C. 23/5 D. 20 Answer: D 2. Suppose the coordinate of p=2 and PQ=8 and PR=12. Whare are the possible mid point for line segment PQ?

asked by Victoria on January 9, 2013
86. ## Geometry

Line segment AB has a midpoint C Help? If AC=17 and AB = 5x-6, then find the value of x A. 34 B.8 C. 23/5 D. 20 Answer: D 2. Suppose the coordinate of p=2 and PQ=8 and PR=12. Whare are the possible mid point for line segment PQ?

asked by Victoria on January 9, 2013
87. ## psychology

Suppose that the scores of architects on a particular creativity test are normally distributed. Using a normal curve table, what percentage of architects have Z-scores: Above .10 = Below .10 = Above .20 = Below .20 = Above 1.10 = Below 1.10 = Above -.10 =

88. ## physics

Suppose you cut a small gap in a metal ring (Figure A). If you heat the ring, will the gap become wider o r narrower

asked by sabina on January 30, 2012
89. ## math

Suppose that the multiplication and division keys on your calculator were broken. Explain how you can calculate 452 x14 by using other keys on the calculator.

asked by rachael on February 11, 2010
90. ## Math

Suppose that INT{pi to t} g(u)du= e^(cos(t)). Show that INT{0 to t}g(u)du= e^(cos(t))- e. I have no idea how to prove. Tried taking derivative of the result, but didn't think that would help with anything.

asked by Cindy on April 1, 2016
91. ## Chemistry

Suppose that 50 mL of 0.3 M LiOH and 60 mL of 0.1 M NaHSO3 are mixed. What is the K for the dominant equilibrium in terms of Ka's, Kb's, Kw etc.? Ka of HSO3- 1/Ka of HSO3- Kb of OH- 1/Kb of OH- Kb of SO3-2 1/Kb of SO3-2 Kw 1/Kw There is no reaction.

asked by Kasey on October 6, 2011
92. ## science

Suppose you wanted to produce 1.17 L of a 3.41 M aqueous solution of H2SO4. How many grams of solute are needed to make this solution? (H2SO4)

asked by josselyne on March 5, 2013
93. ## Calculus

Find the normals to the curve xy + 2x - y = 0 that are parallel to the line 2x + y = 0. I can find the normal lines and the slope but I don't know what I'm suppose to do with the line 2x + y = 0

asked by John on March 11, 2010
94. ## chemistry

Suppose 87.9 grams of FeCl3 reacts with excess aluminum metal to produce 22.3 grams of Fe. What would be the % yield? FeCl3 + Al --> AlCl3 + Fe

asked by Amy on March 26, 2013
95. ## M116

Suppose you want to add a sprinkler system, and the location of one section of the sprinkler line can be described by the equation y=-1/2x-4 Complete the table for this equation. x y (x,y) ? -1 ? -2 ? ? ? -4 ? 2 ? ? 8 ? ?

asked by Anonymous on June 3, 2008
96. ## Math

Suppose that 40% of all college students smoke cigarettes. A sample of 20 is selected randomly. What is the probability that at most a fourth of the students smoke?

asked by Katlyn on December 1, 2015
97. ## Chemistry

Suppose you tried to combine 42 grams of magnesium with 45 grams of oxygen. Which of the two substances would be left after the reaction? How much magnesium oxide will be formed?

asked by Chris on October 3, 2010
98. ## maths

Suppose that 10 dice are rolled. Each die is a regular 6 -sided die with numbers 1 through 6 labelled on the sides. How many different sums of all 10 numbers are possible?

asked by Anonymous on February 10, 2013
99. ## Trig

suppose that the angle theta is in the second quadrant, and that sin(theta)=1/3. Find exact values for cos (theta) and csc (theta)

asked by alicia otto on April 5, 2016
100. ## chemistry

Suppose that a student calculated Kf of biphenyl to be 81.2C kg/mol. calculate the mass of an unknown if a solution containing 1.64 g of unknown in 18.22 g of biphenyl froze at 39.9 C

asked by Artem on February 24, 2014