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

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Question 165486: Donna invested her $33,000 bonus and received a total of $970 in interest after one year. If part of the money returned 4% and the remainder 2.25%,
then how much did she invest at each rate?
I need some help I am not sure how to work this problem out. Thank you
Click here to see answer by gonzo(654)

Question 165503: Donald,Kate and maggie win £2400 between them on the national lottery.Donald gets a share of £x,whilst kate gets twice as much as donald.maggies share is £232 less than donalds amount.
write down the amount maggie and kate receive.
Click here to see answer by gonzo(654)

Question 165428: Karen Smith bought two plots of land for a total of $120,000. When she sold the first plot, she made a profit of 15%. When she solde the second, she lost 10%. Her total profit was $5500. How much did she pay for each piece of land?
Click here to see answer by ankor@dixie-net.com(15664)

Question 165626: tickets for a concert were sold to adults for $3 and to students for $2. if the total receipts were $824 and twice as many adult tickets as students were sold, then how many of each were sold?
Click here to see answer by oscargut(891)

Question 165624: donna invested her $33000.00 bonus and received a total of $970.00 in interest after one year. if part of the money returned 4% and the remainder 2.25%, then how much did she invest at each rate?
Click here to see answer by Mathtut(3670)

Question 165655: Eleanor invests $18,000 in two funds paying 9 1/4% and 10 1/2% simple interest. How much is invested at each rate if the total yearly interest is $1827.50?
Click here to see answer by jojo14344(1512)

Question 165748: Due to the ongoing tension in the Middle East, Mobil begins charging people to line up at the pump. It costs $1.50 just to drive in and $2.75 for every gallon of gas that you pump. Write a linear equation that shows how much money you spend at Mobil in relation to how many gallons of gas you pump.
I am a bit confused about how to set this problem up and solve it. Can someone please help? Thank you
Click here to see answer by Mathtut(3670)

Question 165798: roger has $3.10 consisting of quarters, dimes and nickels. He has twice as man quarters as dimes and three more dimes than nickels. find the number of each coin.
Click here to see answer by Mathtut(3670)

Question 166173: Would you rather have a kilometer of quarters or a kilometer of dimes? (in a straight line, with the heads up). How much better is your choice?
THANK YOU SO MUCH!
Click here to see answer by Fombitz(13828)

Question 166268: You have exactly $537 to spend on party gifts for your rich uncle’s birthday party. You decide to get watches for the ladies (at $27.98 each), and beepers for the men (at $23.46 each). You know that the number of watches required will be 3 times as much as the number of beepers. How many of each item do you buy?
Click here to see answer by Mathtut(3670)

Question 166320: A certain number of boys bought a bicycle for P2000.00. One boy later withdrew and sold his share to the other boys for P420.00. The share of each boy of this additional cost turned out to be P190.00 less than what each boy originaly contributed. How many boys were here originaly?
Click here to see answer by stanbon(57415)

Question 166532: Andrea's savings account has a balance of $504. After 4 years, what will the amount of interest be at 5% compounded quarterly?
Click here to see answer by stanbon(57415)

Question 166569: an assistant receives a 9% raise, bringing the salary to $47,386. What was the salary before the raise?
Click here to see answer by Mathtut(3670)

Question 166535: which of the following investments is larger after 29 years?
a) $100 is deposited monthly and earns 8.75% interest compounded monthly.
b) 1250 is deposited annually and earns 8.75% interest compounded annually.
Click here to see answer by gonzo(654)

Question 166582: Rental Company A charges $12.00 plus 80 cents per hour to rent a paint sprayer. A competitor, Rental company B rents the same sprayer for $3.95 plus $1.50 per hour.
Write an algebraic equation for the cost in terms of the number of hours rented for each business.
Determine algebraically the number of hours for which the cost of renting a paint sprayer will be the same for company A or B.
Click here to see answer by nerdybill(6963)

Question 166594: The total value of the nickels, dimes, and quarters in a coin bank is $4. If the nickels were dimes and the dimes were nickels, the total value of the coins would be $3.75. If the quarters were dimes and the dimes were quarters, the total value would be $6.25. Find the number of nickels, dimes, and quarters in the bank.

Click here to see answer by stanbon(57415)

Question 166625: Alfred wants to invest $4,000 at 6% simple interest rate for 5 years. How much interest will he receive?
Click here to see answer by stanbon(57415)

Question 166706: Jake invested one-third of his money at 9.75% and the rest at 11.5%. At the end of 18 months he had earned $4,912.50 in simple interest. Find the total amount of money invested.
Click here to see answer by aswathytony(47)

Question 166698: tommy with drew some money form his bank account. he spent one half of the money for gasoline. he bought lunch for $6.55. when he got home, he had $13.45 left. how muhc did he withdraw form his bank
Click here to see answer by aswathytony(47)

Question 166704: Sarah borrowed $6000, part at 15.5% and the rest at 14.25%. At the end of 3 years and 6 months, he had paid $3150 in simple interest. How much did he borrow at each rate?
Click here to see answer by aswathytony(47)

Question 167009: there are 26 problems on a test. The boys father offers $8.00 for each correct answer and will take away $5.00 for each incorrect answer. At the end of the test they don't owe each other any money. How many questions did the boy answer correctlY.
Click here to see answer by Earlsdon(6288)

Question 167198: An investment of $8000 earned a net gain of $220 in one year. Part of the investment was in bonds and earned income at a rate of 7 %. The rest of the investment was in stocks and lost money at the rate of 10%. How much was invested in bonds?
Click here to see answer by checkley77(12569)

Question 167197: An investment of $8000 earned a net gain of $220 in one year. Part of the investment was in bonds and earned income at a rate of 7 %. The rest of the investment was in stocks and lost money at the rate of 10%. How much was invested in bonds?
Click here to see answer by checkley77(12569)

Question 167204: A movie theater charges $8.00 for adults and $5.00 for children. If there were 40 people alltogether and the theater collected $272.00 at the end of the day, how many of them were adults?
Click here to see answer by Mathtut(3670)

Question 167235: Find the interest on $25,800 for 144 days at 6 percent per annum. Base your calculations on a 360-day year
Click here to see answer by Mathtut(3670)

Question 167223: Mr. Lucky is going to invest some money in the stock market. The first stock he invests in allows him to double his original investment. He then takes his money out of that stock and invests in a new stock, and he loses $4000. He then tries a third stock; he is lucky and triples his money. With the fourth stock, he loses $10,000, but with the fifth stock he again doubles his money. With the sixth and last stock, he loses $4000. At this point, he leaves the stock market completely with the sum of $12,000. How much was Mr. Lucky's original investment?
Click here to see answer by Mathtut(3670)

Question 167378: Juan has a jar containing eighty coins, all of which are either quarters or nickels. The total value of the coins is $14.60. How many of each type of coin does he have?
Arbitrarily I tried 60 quarters, but that ended up $15.00; then I dropped it to 55 quarters, which ended up $13.75, but the remainng number of coins had to be 25 which would have brought the total to 80 coins (correct answer), but it equals $15.85 which is too much.(You see, I've been working at it.) Question: is there a formula for this stuff? Thank you very much.
Click here to see answer by ankor@dixie-net.com(15664)

Question 167520: 6 pounds of peas and 5 pounds of string beans cost $1.48. At the same time and place, 8 pounds of peas and 7 pounds of string beans cost $2.00. Fine the cost of 1 pound of each.
Click here to see answer by checkley77(12569)

Question 167650: I really do not understand this problem at all... help, please! ---use the fact that revenue = price*quantity to solve the problem. the price (p) in dollars and the quantity (x) sold of a certain product are described by the following: p=-1/6x+100, 0<=x<=600.
a)express the revenue R as a function of x.
b)what quantity x maximizes the revenue?
c)what price should the company charge for the maximum revenue?
Click here to see answer by stanbon(57415)

Question 167769: Sam found a number of nickels, dimes and quarters in his room. He found 3 more dimes than nickels but twices as many quarters as dimes. The total value of the coins was $5.05. How many coins of each type did Sam find?
Click here to see answer by nerdybill(6963)

Question 167815: Annual concert. A total of 150 tickets were sold for the annual concert to students and non-students. Student tickets were $5 and non-student tickets were $8. If the total revenue for the concert was $930, then how many tickets of each type were sold?
Click here to see answer by nerdybill(6963)

Question 167816: Mixing investments. Helen invested $40,000 and received a total of $ 2300 in interest after one year. If part of the money returned 5% and the remainder 8%, then how much did she invest at each rate?
Click here to see answer by nerdybill(6963)

Question 167912: At a skating rink, students pay $.75 admission and adults pay $1.25. For one night, the recipts were $85 and 100 people paid. How many people were adults?
Click here to see answer by checkley77(12569)

Question 167947: When Ace Airlines changed to planes that flew 100 km/h faster than its old one the time of its 2800 km Dallas-Seattle flight was reduced by 30 min. Find the speed of the new planes.
Click here to see answer by josmiceli(9697)

Question 167980: what is a 4% increase of $15.00
Click here to see answer by checkley77(12569)

Question 167946: Members of the ski club contributed equally to obtain $1800 for a holiday trip. When 6 members found that they could not go their contributions were refunded and each remaining member then had to pay $10 more to raise the $1800. How many went on the trip?
Click here to see answer by josmiceli(9697)

Question 168056: The members of a computer club were to be assessed equally to raise $400 for the purchase of software. When four more persons joined the club, the per-member assessment was reduced by $5.00. What was the new size of the club membership?
Click here to see answer by ankor@dixie-net.com(15664)

Question 168192: rick has 20 coins either quarters or nickels if the value of his coins is 2.60 how many nickles does he have
Click here to see answer by checkley77(12569)

Question 168485: If $42,000 is invested at an annual rate of 8% for 3 years, compounded continuously, find the balance. A=Pe to the rt. P=42,000 r=0.08 t=3
So A=42,000e to the 0.08(3).....42,000e to the 0.24. Now I don't know what to do from this point because I don't have a clue what to do about e. Can you help me.
Click here to see answer by stanbon(57415)

Question 168543: An investment of $1500 paid interest of $45 during a certain period. How much interest would an investment of $2000 invested at the same rate for the same length of time pay?
Click here to see answer by Mathtut(3670)

Question 168538: Investing A Bonus
A business man invested part of his $40,000 end of year bonus in an international fund that paid an annual yield of 8%. The rest of the bonus was invested in an off shore bank that paid an annual yield of 9%. Find the amount of each investment if he made a total of $3415 in interest from the first year.
Click here to see answer by Mathtut(3670)

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