Ma170 tutorial Webwork 5 for labs.... PDF

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this is for ma170 it is the webwork answers for number 5 the teacher for this class was andrew kabbes...

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Nicholas Newell Assignment Homework 05 W21 due 02/22/2021 at 10:30pm EST

MA170 W21

6. (1 point) Sharon won the lottery and received $170000. She decided she doesn’t need the money yet and invests it at j4 = 6

1. (1 point) Billy plans to withdraw $100 at the end of every 3-months for 14-years from a fund. He wants to make his first withdrawal 3-months from today. How much does Billy have to deposit today if interest is earned at j4 = 6

Answer: $ Correct Answers: • 15040.3708153371

Answer: $ Correct Answers:

7. (1 point) Determine the discounted value of $900 payable quarterly at the beginning of each quarter over 14 years if the interest is 6

• 3802.93

2. (1 point) Kim buys a car by putting a down payment of $1900 and monthly payments of $119 for the next 4 years. If the interest rate is 11

Answer: $ Correct Answers: • 34444.3

Answer: $ Correct Answers:

8. (1 point) A couple wants to accumulate $8000 by making payments of $900 at the end of each month into an investment account that earns interest at j12 = 6

• 6504.27911592196

3. (1 point) An annuity pays $1000 quarterly for 3 years and then $4900 quarterly for the next 6 years. Determine the discounted value if the interest rate is j4 = 7%.

(a) The number of full payments required Answer: $ Correct Answers: • 88175.2450615704

Answer:

4. (1 point) Walter decides he wants to start saving for retirement. On his 36th birthday he deposits $118000 in an account with an interest rate of j1 = 9%. On his 65th birthday he starts withdrawing money annually from the account for the next 13 years (That is, he makes 13 withdrawals). What size are the withdrawals?

payments

(b) the size of the concluding payment using the ’balloon’ payment method

Answer: $

Answer: $

Correct Answers:

Correct Answers: • 8 • 1572.73

• 176003.65616559

5. (1 point) John deposits $200 at the end of every month for 4 years. If interest is earned at j12 = 4

9. (1 point) A fund of $23000 is to be accumulated by n biweekly payments of $2050 where the nth payment is a larger payment which brings the fund to $23000. If interest is at j26 = 9

Answer: $ Correct Answers: • 12688.4991669497

(a) n = 1

Note: If you calculate a negative number for the final smaller payment, submit it. Correct Answers: • 6 • 471.272317811554

(b) The final irregular payment is:

11. (1 point) Eve borrows $13000 today. The loan is to repaid by monthly payments of $360, the first payment is due one year from today. If j12 = 9

Answer: $ Correct Answers: • 11 • 2105.63

(a) The number of full payments required.

10. (1 point) Johnny would like to accumulate $11000 through semi annual payments of $1500. If he earns interest at a rate of j2 = 9

Answer:

full payments

(b) The size of the final smaller payment. (a) The number of full payments required. Answer: $ Answer:

full payments Note: If you calculate a negative number for the final smaller payment, submit it.

(b) The size of the final smaller payment.

Correct Answers: • 46 • 215.960131460066

Answer: $

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