Use PMT= to determine the regular payment amount, rounded to the nearest cent. The cost of a home is financed with a $200,000 20-year fixed-rate -nt 1- mortgage at 5%. a. Find the monthly payments and the total interest for the loan. b. Prepare a loan amortization schedule for the first three months of the mortgage a. The monthly payment is $ (Do not round until the final answer. Then round to the nearest cent as needed.)