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a A mortgage for a condominium had a principal balance of $48,000 that had to be amortized over the remaining period of 6 years. The interest rate was fixed at 4.62% compounded semi-annually and payments were made monthly. a. Calculate the size of the payments. Round up to the next whole number b. If the monthly payments were set at $864, by how much would the time period of the mortgage shorten? year(s) months c. If the monthly payments were set at $864, calculate the size of the final payment. Round to the nearest cenr