You plan to purchase a $150,000 house using a 15-year mortgage obtained from your local credit union. The mortgage rate offered to you is 7.5 percent. You will make a down payment of 20 percent of the purchase price. a. Calculate your monthly payments on this mortgage. b. Calculate the amount of interest and, separately, principal paid in the 80th payment. c. Calculate the amount of interest and, separately, principal paid in the 160th payment. d. Calculate the amount of interest paid over the life of this mortgage. (For all requirements, do not round intermediate calculations. Round your answers to 2 decimal places. (e.g., 32.16)) Amount a. Monthly payment b. Amount of interest Amount of principal C. Amount of interest Amount of principal d. Amount of interest paid You can purchase a Treasury bill that is 80 days from maturity for $13,965. The Treasury bill has a face value of $14,000. a. Calculate the Treasury bill's quoted yield. (Use 360 days in a year. Do not round intermediate calculations. Round your answer to 3 decimal places. (e.g., 32.161)) b. Calculate the Treasury bill's bond equivalent yield. (Use 365 days in a year. Do not round intermediate calculations. Round your answer to 3 decimal places. (e.g., 32.161)) c. Calculate the Treasury bill's EAR. (Use 365 days in a year. Do not round intermediate calculations. Round your answer to 3 decimal places. (e.g., 32.161)) a. Treasury bill's quoted yield b. Treasury bill's bond equivalent yield C. Treasury bill's EAR % % %