A mortgage banker is originating a level-payment mortgage with the following terms: Required: a. Calculate the annual percentage rate (APR) for Truth-in-Lending purposes. b. Calculate the lender's yield with no prepayment. c. Calculate the lender's yield with prepayment at the end of five years. d. Calculate the effective borrowing cost with prepayment at the end of five years. Note: For all requirements, do not round intermediate calculations. Enter your answer as a percentage rounded to 2 decimal places (i.e. 0.1234 should be entered as 12.34)