# Questions on Word Problems: Miscellaneous Word Problems answered by real tutors!

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 Word Problems: Miscellaneous Word Problems Solvers Lessons Answers archive Quiz In Depth

 Question 111068: I cant figure out how to begin this word problem let alone how to complete. Can you please help. Suppose the demand and prince for the HBO cable channel are related by p=-.5q+30.95, where p is the monthly price in dollars and q is measured in millions of subscribers. If the price and supply are related by p=.3q+2.15, what are the equilibrium quanity and price? If it is not too much to ask can you please walk me through this problem step by step so taht I can get a better understanding of how to complete this type of problem. Thank you so much for your help!!!! :) Click here to see answer by scott8148(6628)

 Question 111143: If a*b means 2a+b, then what is 2*5? Click here to see answer by dolly(163)

 Question 111204: For some reason I am really stuck on this problem. Thank you in advance for your help, you guys are life savers!!!! In 2005 there were 419 pedestrian deaths in Texas, for a rate of 1.83 per 100,000 residents. Use a proportion to find the aproximate population of Texas. Is this how I would set it up? 2005/419 1.83/100,000 Click here to see answer by Earlsdon(6287)

 Question 111232: We think we have the answer, but the answer does not appear on the worksheet as a possible solution. A set of children's blocks contains 3 shapes, longs, flats & cubes. There are 3 times as many longs as cubes and 30 fewer flats than longs. If there are 600 blocks in all, how many longs are there? 600 = c + l + f c = 3l f = l -30 600 = 3l + l + l-30 600 = 5l - 30 630 = 5l l = 126 Is this correct, or has something been transposed? Click here to see answer by checkley71(8403)
 Question 111232: We think we have the answer, but the answer does not appear on the worksheet as a possible solution. A set of children's blocks contains 3 shapes, longs, flats & cubes. There are 3 times as many longs as cubes and 30 fewer flats than longs. If there are 600 blocks in all, how many longs are there? 600 = c + l + f c = 3l f = l -30 600 = 3l + l + l-30 600 = 5l - 30 630 = 5l l = 126 Is this correct, or has something been transposed? Click here to see answer by josmiceli(9668)
 Question 111232: We think we have the answer, but the answer does not appear on the worksheet as a possible solution. A set of children's blocks contains 3 shapes, longs, flats & cubes. There are 3 times as many longs as cubes and 30 fewer flats than longs. If there are 600 blocks in all, how many longs are there? 600 = c + l + f c = 3l f = l -30 600 = 3l + l + l-30 600 = 5l - 30 630 = 5l l = 126 Is this correct, or has something been transposed? Click here to see answer by solver91311(16877)

 Question 111249: The price of crude oil during the period 1999-2001 was modeled by: P(t) = -10t^2 + 32 dollars per barrel, where t = 0 corresponds to 2000. What was the marginal price of crude oil in 2001? Click here to see answer by checkley71(8403)

 Question 111253: How do you wright an equation for this problem?: You are designing a house with three 3-feet wide windows on the back of the house. There are 4 feet between each end window and an edge of the house. The width of the house is 33 feet. How far apart should the windows be? Click here to see answer by josmiceli(9668)

 Question 111304: Solve. If a 4.4-pound bag of dog food costs \$3.52, what is the cost per pound? Click here to see answer by HyperBrain(694)

 Question 111323: how do you wright an equation for this problem? currently, you have \$60 and your sister has \$135. you decide to save \$5 of your allowance each week, while your sister decided to spend her whole allowance plus \$10 each week. how long will it be before you have as much money as your sister? Click here to see answer by josmiceli(9668)

 Question 111271: The width of a tennis court is 12yd. How many feet is that? Click here to see answer by elima(1433)

 Question 111278: Marcie gets paid \$1.25 an hour to babysit her little brother. If she babysits for 3 hours, how much money do Marcie's parents owe her? Click here to see answer by elima(1433)

 Question 111428: In a two-digit number, the tens digit is 3 less than twice the ones digit. The number is 27 more than the number obtained by reversing the digits. What is the given number? Click here to see answer by edjones(7569)

 Question 111501: The kinetic energy of a particular mass (m) is found by taking one-half of the product of the mass (m)and the square of the velocity (v). Write an expression for the kinetic energy of a particle. Click here to see answer by checkley71(8403)

 Question 111495: The sum of m and n, divided by the difference m and n. Click here to see answer by checkley71(8403)

 Question 111544: In how many different ways can nine music CDs be arranged on a vertical rack? Click here to see answer by solver91311(16877)

 Question 111430: Solve. A electronics store wants to order at least 3 times as many DVD players as VHS players. Write an inequality expressing this relationship. Click here to see answer by elima(1433)

 Question 111496: The quotient when 3 more than a number is divided 3 less than that same number. Click here to see answer by edjones(7569)

 Question 111595: use the distributive property to remove the parenthesis. 7(4W-3)-25W Click here to see answer by stanbon(57290)

 Question 111594: the kinetic energy of a particular of mass (m) is found by taking one-half of the product of the mass (m) and the square of the velocity (v). Write an expression for the kinetic energy a particle. Click here to see answer by stanbon(57290)

 Question 111593: the quotient when 3 more than a number is divided 3 less than that same number. Click here to see answer by stanbon(57290)

 Question 111592: It is estimated that the Earth is losing 4000 species of plants and animals every year. If S represents the number of species living last year, how many species are on Earth each year. Click here to see answer by stanbon(57290)

 Question 111617: A car travels from one town to another at a speed of 32 mph. If it had gone 4 mph faster, it could have made the trip in 1/2 hr less time. How far apart are the towns? Click here to see answer by Fombitz(13828)

 Question 111475: We are to write the followingstatment using mathematical symbols: **n is the product of the difference between n squared and seven, and n cubed** I got the following two, I dont know which is correct or if either is. Can you please help me. n^2-7(n^3)=n or n^2+7-n^3=n Thank you so much!!!! Click here to see answer by Edwin McCravy(8893)

 Question 111602: A recent earthquake in Chile was a 7 on the Richter scale and a recent earthquake off the west coast of the us was a 5 on the same scale. Which of the two quakes was more intense and how much more intense was it ? Click here to see answer by Fombitz(13828)

 Question 111679: An employee who produces x units per hour earns an hourly wage of y = 0.85x + 8 (in dollars). Find the hourly wage for an employee who produces 10 units per hour. Click here to see answer by malakumar_kos@yahoo.com(315)

 Question 111782: Manufacturing: The most efficient operating angle for a certain conveyor belt is 31 degree. If the parts must be moved a vertical distance of 16 ft, what length of conveyor is needed? Round to the nearest tenth. Drawing given is a trangle: Right angle 16' opposite side 31 degree angle. Click here to see answer by ankor@dixie-net.com(15646)

 Question 111858: Please show me steps to solve this word problem: 145 tickets are sold for opening night. Only \$2 tickets and \$5 tickets were sold. The total value of the tickets sold is \$524. How many \$2 tickets and how many \$5 tickets were sold. Thanks. Click here to see answer by checkley71(8403)

 Question 111865: Please help. An employee who produces x units per hour earns an hourly wage of y = 0.65x + 12 (in dollars). Find the hourly wage for an employee who produces 2 units per hour. Thanks JMS Click here to see answer by checkley71(8403)

 Question 111615: An employer has a daily payroll of \$1225 when employing some workers at \$80 per day and others at \$85 per day. When the number of \$80 workers is increased by 50% and the number of \$85 workers is decreased by 1/5, the new daily payroll is \$1540. How many were originally employed at each rate? Click here to see answer by ankor@dixie-net.com(15646)

 Question 111786: Masonry: A 20ft ladder leans against a building at a 65 degree angle with the ground. Will it reach a window 17 ft above the ground? Click here to see answer by scott8148(6628)

 Question 111784: Consturction: A road has a rise of 6 ft in 80 ft. What is the gradient angle of the road? Round to the nearest tenth of a degree? Click here to see answer by ankor@dixie-net.com(15646)

 Question 111941: A rancher has \$50,000 worth of llamas and horses. Each llama is worth \$1,000 and each horse is worth \$2,000. If the total number of llamas and horses is 43, how many of each animal does the rancher have? Click here to see answer by WhizKid(3)

 Question 112018: A backyard has dimensions 1 1/3 yards by 3 4/5 yards. What is the area of the backyard in square yards (yd^2). Click here to see answer by jim_thompson5910(28536)

 Question 111998: Construction: The Santa Teresa municipal building code specidies that public buildings have a handicapped access ramp with an incline of no more than 10 degrees. What length of ramp is needed if the ramp climbes 3 ft. 8 inch? Express the answer in feet an inches to the nearest inch.(Hint: work the problem in inches only, then convert the answer to feet and inches.) Click here to see answer by stanbon(57290)

 Question 111944: A cement manufacturer buys limestone for \$3 per pound and a special shale mix for \$5 per pound. The two ingredients are mixed into a 100-pound compound that cost \$4.25 per pound. How much limestone and how much of the shale mix should be added into the compound? Click here to see answer by ankor@dixie-net.com(15646)

 Question 112233: Write the proportion that is equivalent to the given statement If Maria hit 8 home runs in 15 softball games, then she should hit 24 home runs in 45 games Click here to see answer by BrittanyM(80)

 Question 112319: On the first day of school, the percentage of boys in a particular class is 60%. During the school year, six girls move away, and are replaced in the class by six boys; this makes the class roster 75% boys. Find the number of boys and girls in the class on the first day of school. Click here to see answer by checkley71(8403)

 Question 112308: George has two investments that yield a total of \$185.60 in annual interest. The amount invested at 8% is \$320 less than twice the amount invested at 6%. How much is invested at each rate. Amount invested at 8%= Amount invested at 6%= Click here to see answer by scott8148(6628)

 Question 112368: one half the sum of a number and 2 is equal to one third the sum of the number and eight. What is the number? Click here to see answer by edjones(7569)

 Question 112367: A girl is twice as tall as her doll. Her father is three feet taller than the girl. Their combined heights is 10 and one half feet. How tall is the doll,the girl, and the father? Click here to see answer by edjones(7569)

 Question 112365: a man has twice as many nickles as pennies and 3 times as many dimes as pennies. he has a total of \$1.23. How many of each coin does he have? Click here to see answer by edjones(7569)

 Question 112390: computers manufactured by a certain company have a serial number consisting of a letter of the alphabet followed by a four-digit number. how many serial numbers are possible? Click here to see answer by Fombitz(13828)

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