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Mathematics
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Contemporary Business Mathematics for Colleges
Quiz 16: Compound Interest
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Question 21
Short Answer
Compute the present value (principal) and the compound interest earned for each of the following investments. Use Tables 16-1A&B or 16-2A&B or a calculator.
Question 22
Short Answer
Compute the present value (principal) and the compound interest earned for each of the following investments. Use Tables 16-1A&B or 16-2A&B or a calculator.
Question 23
Short Answer
Compute the present value (principal) and the compound interest earned for each of the following investments. Use Tables 16-1A&B or 16-2A&B or a calculator.
Question 24
Short Answer
Compute the present value in each of the following problems. Use Tables 16-1A&B or 16-2A&B or a calculator. a.How much must you deposit today into an account that pays 12% compounded quarterly to have $9,000 in 3 years? b.How much must you lend today at 8% compounded semiannually to be repaid a total (principal and interest) of $23,400 in 8 years?
Question 25
Short Answer
Amanda Nelson wants to buy a new car 3 years from now. In addition to trading in her current car, she estimates that she will need an additional $8,000. Compute the amount that Amanda must invest now if she can earn 5% compounded quarterly. (Use Tables 16-1A&B or 16-2A&B or a calculator.)
Question 26
Short Answer
Compute the present value (principal) and the compound interest earned for each of the following investments. Use Tables 16-1A&B or 16-2A&B or a calculator.
Question 27
Short Answer
Joseph Patrik will deposit enough money today so that his account will contain $30,000 in 15 years. The account will pay interest at 12% compounded semiannually. Compute the interest (in dollars) that Patrik will earn during the 15 years. (Use Tables 16-1A&B or 16-2A&B or a calculator.)
Question 28
Short Answer
Compute the present value (principal) and the compound interest earned for each of the following investments. Use Tables 16-1A&B or 16-2A&B or a calculator.
Question 29
Short Answer
Compute the present value (principal) and the compound interest earned for each of the following investments. Use Tables 16-1A&B or 16-2A&B or a calculator.
Question 30
Short Answer
Winchell Plastics plans to buy a new delivery truck. The company can borrow $16,000 for 15 months at 15% compounded monthly. If Winchell borrows the money at this rate, how much will it have to pay in interest? (Use Tables 16-1A&B or a calculator.)
Question 31
Short Answer
Beverly Forest is a single parent with twin daughters who are now seniors in high school. Beverly inherited money from her father's estate and decided that it would be reasonable to save $50,000 of the inheritance for wedding expenses in the event that both daughters should decide to get married in the same year. How much money will Beverly have in 4 years if she can invest the $50,000 and get a return of 8% compounded quarterly? (Use Tables 16-1A&B or 16-2A&B or a calculator.)
Question 32
Short Answer
Compute the present value (principal) and the compound interest earned for each of the following investments. Use Tables 16-1A&B or 16-2A&B or a calculator.
Question 33
Short Answer
Harold Lau will deposit enough money today so that his account will contain $20,000 in 10 years. The account will pay interest at 8% compounded semiannually. Compute the interest (in dollars) that Harold will earn during the 10 years. (Use Tables 16-1A&B or 16-2A&B or a calculator.)
Question 34
Short Answer
Compute the present value in each of the following problems. Use Tables 16-1A&B or 16-2A&B or a calculator. a.Compute the amount that you must lend today at 10% compounded semiannually to be repaid a total (principal and interest) of $10,000 in 13 years. b.Compute the amount that you must invest today at 12% compounded annually to have $1,500 in 3 years.
Question 35
Short Answer
James Parker wants to buy a new motorcycle 4 years from now. In addition to trading in his current motorcycle, he estimates that he will need an additional $2,000. Compute the amount that James must invest now if he has to earn 12% compounded quarterly. (Use Tables 16-1A&B or 16-2A&B or a calculator.)
Question 36
Short Answer
Compute the present value (principal) and the compound interest earned for each of the following investments. Use Tables 16-1A&B or 16-2A&B or a calculator.
Question 37
Short Answer
Compute the present value (principal) and the compound interest earned for each of the following investments. Use Tables 16-1A&B or 16-2A&B or a calculator.
Question 38
Short Answer
Two-and-one-half years from now, Melanie Olson wants to have $8,500 in the bank. She can earn interest of 12% compounded monthly. Compute the amount that Melanie must deposit today. (Use Tables 16-1A&B or 16-2A&B or a calculator.)