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10. Anita borrows some money at a fixed rate of simple interest. The amount she owes at the end of each of the first five years us shown at the left. How much did Anita borrow? State the total amount as the general term of sequence. How much time will have passed before Anita owes $7500? year...

9. Ahmad deposits an amount on September 1, 2005, into an account that earns simple interest quarterly. His bank sends him statements after each quarter. The amounts for the first four quarters are shown. How much did Ahmad invest? What rate of simple interest is he earning? 1. dec 1 2005...