# Questions on Word Problems: Money, Business and Interest answered by real tutors!

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 Word Problems: Money, Business and Interest Solvers Lessons Answers archive Quiz In Depth

 Question 149150: The price of a 2-hour plumbing repair job is \$140 and the price of a 5-hour job is \$290. Use the slope to predict the cost of a repair job lasting 4 hours. Click here to see answer by nerdybill(7008)

 Question 149172: Walt made an extra 9000 last year from a part time job. He invested part of the money at 9% and the rest at 8%. He made a total of \$770.00 in interest. How much was invested at 8%? Click here to see answer by ankor@dixie-net.com(15746)

 Question 149229: A company borrowed \$1500. It must make monthly payments of \$40.50 for 42 months to pay off the loan. Use the constant ratio formula for APR to find the annual percentage rate. YIkes! Please help Ellen Click here to see answer by mangopeeler07(462)

 Question 149770: Please help with this problem:Becoming a millionaire: How much would you have to invest now at 6.5% interest compounded semi-annually to have a million dollars in 40 years? Click here to see answer by checkley77(12569)

 Question 149685: Walt made an extra \$9000.00 lst year from his part time job. He invested part of the money at 9% and the rest at 8%. He made a total of \$770.00 in interest. How much was invested at 8%? Click here to see answer by checkley77(12569)

 Question 149771: Please Help with this problem: You have just won 100,000.00 from a lottery. If you invest all this amount in a tax-free money market fund earning 7% compounded weekly, how long do you have to wait to become a millionaire? Click here to see answer by ankor@dixie-net.com(15746)

 Question 150105: Pamela works at the stock exchange buying and selling shares for different international and local companies on behalf of her client. She needs to be able to convert quickly from one currency to another, and uses either a calculator or a linear graph to obtain her information. If \$20 in Australian currency converts to \$10.50 in American (or US) currency, draw up a graph showing the relationship between the two currencies. (Hint: What is \$A0.00 equivalent to in \$US?) Click here to see answer by stanbon(57967)

 Question 150184: Car rental company has 2 rental rates. Rate one is \$72 per day plus \$0.18 per mile. Rate two is \$144 per day plus \$0.09 per mile. Write an inequality to show when rate two is less that rate one in terms of the number of miles (X). Click here to see answer by jojo14344(1512)

 Question 150445: Maybe I have solved it will you see if I ave done it correctly? I need help. Investing in stocks-US small companystocks have returned an average of 14.9% annually for the last 50 years. Use the present value formula...P=A(1+r)^n... to find the amount invested today in small company stocks that would be worth \$1million in 50 years, assuming that small company stocks continue to return 14.95% annually for the next 50 years. this is not exactly the given formula but........ F=P(1+(r/n))^nt 1000000=P(1+.149/1)^50 1000000=P(1.149)^50 =1000000/(1.149)^50 =1000000/1037.531843 =\$963.83 = amount to invest Please help this old grandma trying to learn math. Thanks Click here to see answer by vleith(2825)

 Question 150485: The retail price of a used car is \$10,052. What was the wholesale price if a markup of 12% was applied by the seller? Click here to see answer by stanbon(57967)

 Question 150359: -------------------------------------------------------------------------------- Investing in stocks.. US small company stocks have returned an average of 14.9% annually for the last 50 years. Use the present value formula from the previous exercise to find the amount invested today in small company stocks that would be worth \$1 million in 50 years, assuming that small company stocks continue to return 14.9% annually for the next 50 years. The previous question (present value) P=A(1+r)^-n the present value P that will amount to A dollars in n years with interest compounded annually at an anual interest rate r, is given by P=A(1+r)^-n Find the present value that will amount to \$50,000 in 20 years at 8% compounded annually. Thanks for any light you can shed on this. I don't know where to begin and I need to show how I did it. Sheryl Click here to see answer by stanbon(57967)

 Question 150545: A stamp collection consists of 3,8, and 15 stamps. The number of 8 cent stamps is one less than triple the number of 3 cent stamps. The number of 15 cent stamps is six less than the number of 8 cent stamps. The total value of all the stamps is \$2.47. Find the number of 8 cent stamps in the collection. Click here to see answer by mangopeeler07(462)

 Question 150607: Lucy has some money invested at 18% annual interest and three times as much invested at 12%. Her total annual income from the two investments is 2200pesos. How much was invested at each rate? Click here to see answer by josmiceli(9817)

 Question 150604: Lucy has some money invested at 18% annual interest and three as much invested at 12%. Her total annual income from two investments is 2200pesos. How much was invested at each rate Click here to see answer by checkley77(12569)

 Question 150590: Carol has received a loan of 50000pesos. She has invested part of it at 10% annual interest and the remaining amount at 14%. If she receives 6400pesos at the end of one year, how much has she invested at each rate? Click here to see answer by checkley77(12569)

 Question 150739: Please Help: How much do you need to set aside in an account that pays 4.9% interest compounded semi-annually to have 75,000.00 in 15 years? Click here to see answer by scott8148(6628)

 Question 150748: This is a tough one and we would greatly appreciate it if you could help us solve this one...please.. Question 93: Investing in treasury bills. An investment advisor uses the polynomial P(1+r)^10 to predict the value of a clients investment of P dollars with an average anual return r. The accompanying graph shows historic average annual returns for the last 20 years for various asset classes. Use the historical average return to predict the value in 10 years of an investment of \$10,000 in treasury bills. I can't put the graph in but I can tell you about it the numbers on the left go vertically from 0 up to 20 on the left . There are four vertical bars#1 is large company stocks it goes up to 16.7% #2 is long term corporate bonds it goes up to 10.3%, #3 US treasury bills ,goes up to 7.3%, and #4 inflation goes up to 3.4%. Question 94: How much more would the investment in Exercise 93 be worth in 10 years if the client invests in large company stocks rather than the U.S. Treasury bills? Click here to see answer by vleith(2825)

 Question 150740: If you put 420,000 in a fund paying 6.5% compounded weekly. How long will it take to become a millionaire? Click here to see answer by mangopeeler07(462)

 Question 150742: I need help with this problem: Find the interest rate on a loan charging \$5,344.80 in simple interest on a principal of 5,100 after 8 years. Click here to see answer by elima(1433)

 Question 150849: Find the amount due on a loan of \$14,000 at 12%interest compounded annually for 5 years. Click here to see answer by vleith(2825)

 Question 150870: Wesley invested \$6500 in a mutual fun at a yearly rate of 3 3/4%. If he has earned \$975 in interest, how long has the money been invested? A. 2.5 years B. 3 years C. 4 years D. 4.5 years Click here to see answer by mangopeeler07(462)

 Question 150879: Find the present value of a \$2,500 annual annunity at 7% for 10 years. Click here to see answer by vleith(2825)

 Question 151102: Dawn spent \$13 on pens and notebooks. The pens cost \$2 each and the notebooks cost \$3 each. How many of each did she buy? Click here to see answer by stanbon(57967)

 Question 151125: A high school class wants to raise money by recycling newspapers. The class decided to rent a trcuk at a cost of \$150 for the week. The market price for recycled newspapers is \$15 per ton. Write an equation representing the amount of money the class will make based on the number of tons of newspapers collected. Please explain how to do this problem! Click here to see answer by stanbon(57967)

 Question 151127: Bill is paid hourly. If he works 8 hours he will receive \$50. Write an equation for his salary based on the number of hours he works. Please explain how to do this! Click here to see answer by scott8148(6628)

 Question 151126: Bill is paid hourly. If he works 8 hours he will receive \$50. Write an equation for his salary based on the number of hours he works. Please explain how to do this! Click here to see answer by scott8148(6628)

 Question 151211: 102. Diversification. Helen has 1/5 of her portfolio in U.S. stocks, 1/8 of her portfolio in European stocks, and 1/10 of her portfolio in Japanese stocks. The remainder is invested in municipal bonds. What fraction of her portfolio is invested in municipal bonds? What percent is invested in municipal bonds? (Be sure to write the fraction in correct form.) M = municipal bond fraction m = % municipal bonds Click here to see answer by checkley77(12569)

 Question 151268: I am completely stuck; please help me. Thank you! Mike invested \$6000 for one year. He invested part of it at 9% and the rest at 11%. At the end of the year he earned \$624 in interest. How much did he invest at each rate? Click here to see answer by mducky2(62)

 Question 151274: a) Kareena invested an amount of money at an interest rate of 4.5% per year. After one year, she received 117 dollars interest. Work out the amount of money kareena invested. b) Ravi invested an amount of money at an interest rate of 4% per year. At the end of one year, interest was added to his account and the total amount in his account was 3328 dollars. Work out the amount of money Ravi invested. Click here to see answer by vleith(2825)

 Question 151434: Find the interest earned at the end of the first year on 6,800. invested at 4% I started with I=0.4x1/12=6800 then is it0.4 /12=6800/12 I am stuck Click here to see answer by checkley77(12569)

 Question 151547: An author earns \$1.15 for every book sold. How many books must be sold if the author wants to earn at least \$46,000. x.1.15=46,000= 4000 How do I put this in an equation Thanks for your help Click here to see answer by Earlsdon(6294)

 Question 151698: Jenny wants to utilize a portion of her garden for growing flowers. Being a designer herself, she visualizes a triangular area with different lenghts for each side. For this Jenny decides to keep a side of the triangular area 6 feet shorter and the other 5 feet longer than the third side. She also wants to restrict the perimeter of the triangular area to 29 feet, so that it does not cover a huge area of the garden. Determine the lenght of each side of the triangular area that Jenny has visualized. Click here to see answer by jojo14344(1512)

 Question 151706: Sandy has \$3.75 in change. She has 3 more quarters than dimes but twice as many nickles as quarters. Express the given information as an algebraic expression and simplify. You are not required to solve the problem. Click here to see answer by jojo14344(1512)

 Question 151705: A woman buys 3 pairs of jeans for \$99.84, including tax. If each pair of jeans cost \$32, what was the sales tax? Click here to see answer by jojo14344(1512)

 Question 152163: If 300 jellybeans cost you X dollars. How many jellybeans can you purchase for 50 cents at the same rate? Click here to see answer by nerdybill(7008)

 Question 152258: The sales price of a car is \$12590, which is 20% off the original price. What is the original price? Click here to see answer by baruto123(1)
 Question 152258: The sales price of a car is \$12590, which is 20% off the original price. What is the original price? Click here to see answer by mducky2(62)

 Question 152297: A man borrowed \$3600 for 1 month at an annual rate of 5%. How much interest did he owe? Click here to see answer by orca(409)

 Question 152306: a dealer purchased tee shirts at \$2.40 each and sold them for \$4.25 each. his overhead was \$0.60 per shirt. how much money did he make on each shirt? Click here to see answer by orca(409)

 Question 152462: James paid \$195 for a DVD player that was on sale for 25% off. What was the original price? Click here to see answer by checkley77(12569)