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4) Suppose you invest $1,000 per year at an interest rate of 6% per annum compounded annually for a period of 5 years. What will be the final value of the investment on the maturity date? 5) Suppose you deposit $2,000 at the beginning of each month for 10 years at an annual interest rate of 8% compounded monthly. What will be the final amount accumulated at the end of the 10 th year? 6) Suppose you want to accumulate $50,000 in 10 years to pay for a future expense. You can deposit money in an account that pays an annual interest rate of 6% compounded monthly. What is the sinking fund payment required at the end of each month to achieve this goal? 7) You invested $10,000 in a savings account with an annual interest rate of 3%. (a) How much interest will you earn after 5 years? [\$1500] (b) What is the final amount accumulated after 5 years? [ $11500 ]