
Solve the Simple Interest Problems: 1. If you borrow $113 for two years at an interest rate of 4%, how much interest will you pay? 2. How much principal must be invested to earn $278.88 in seven years at an interest rate of 8%? 3. If the balance at the end of three years on an investment of $386 that has been invested at a rate of 5% is $443.90, how much was the interest? 4. The cost of a loan for $811 over eight years is $519.04. What was the rate on the loan? 5. If you borrow $262 for one year at an interest rate of 8%, how much interest will you pay? 6. How much interest is earned on $872 at 6% for three years? 7. If an investment over five years at a rate of $202.95 results in a final balance of $653.95, what was the original investment? 8. How long must $140 be invested at a rate of 7% to earn $49.00 in interest? 9. If the balance at the end of two years on an investment of $859 that has been invested at a rate of 7% is $979.26, how much was the interest? 10. If you received $102.42 on $569 invested at a rate of 6%, for how long did you invest the principal? 
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