Simple and Compound Interest

7. Sarah invested $150 at 8% simple interest. What is the total amount of money after 3 years? 7. _____ 8. Ben borrowed $800 at 9% simple interest for 2 years. What is the total amount he must repay? 8. _____ 9. Lindsey sold stationery to her family and her mother’s friends. She deposited the $125 she earned in a savings account. ................
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