Barbara borrowed $22520 from the bank at 12% compounded monthly. The loan is amortized with end-of-month payments over five years. a) Calculate the interest included in the 20th payment.(Points-2) b) Calculate the principal repaid in the 36th payment.(Points=2) c) Calculate the total interest paid. (Points=2) d) Construct a partial amortization schedule showing the details of the first two payments, the 20th payment, the 36th payment, and the last two payments.(Points=4)