Math 8

Calculating the Cost of Credit

1. Heather purchased a new $1,500 laptop by using a credit card with a 17% interest rate. She will pay off the balance in 2 years by paying monthly payments of $74.16. Calculate Heather's total cost of repayment.

2. Austin qualified for a $30,000 loan with 7.49% interest in order to buy a new ski boat. The term of his loan is 10 years and his monthly payments are $355.95. Find the amount of interest Austin will pay after 10 years.

3. This question is the picture.

4. This question is the second picture.

Thank you in advance smarties!! ;D