49. - 50. John Adams borrowed $15,000 at a 7% annual interest rate from First State Bank for a vehicle purchase. This loan is to be repaid over a three-year time-frame. The loan will be amortized in three equal, end-of-year payments. a. Calculate the annual, end-of-year loan payment that John will make each year. b. Calculate the amount of "Interest Expense" that will be paid in the first year that this loan is outstanding