A mortgage for a condominium had a principal balance of $40,800 that had tobe amortized over the remaining period of 6 years. The interest rate was fixedat 3.92% compounded semi-annually and payments were made monthly.
a. Calculate the size of the payments.

b. If the monthly payments were set at $737, by how much would the time period of the mortgage shorten?

c. If the monthly payments were set at $737, calculate the size of the final payment.