A mortgage balance of $26.000 is to be repaid over a 12-year term by equal monthly payments at 8.15 Compounded semiannual At the request of the mortgager, the monthly payments were set at $450 (a) How many payments will the mortager have to make? (b) What is the size of the last payment? (c) Determine the difference between the total amount required to amortire the mortgage with the contractantomers founded to the nearester and the b ad amount and (a) The mortgagor will have to make payments (Round up to the nearest whole number.) (b) The size of the last payment will b e (Round the final answer to the nearestent as needed. Round all intermediate values to six decimal places as needed) (c) The difference is (Round the final answer to the nearest cent as needed. Round all intermediate values to six decimal places as needed)