The balance on a mortgage was $44,800 and an interest rate of 4.75% compounded semi-annually was charged for the remaining 3-year term. Monthly payments were made to settle the mortgage.

a. Calculate the size of the monthly payments.

b. If the monthly payments were set at $1,487, how long would it take to pay off the mortgage? (in years and months)

c. If the monthly payments were set at $1,487, calculate the size of the final payment.