a) calculate the monthly payment amount. b) calculate the principal balance at the end of the 5 year term. c)calculate the monthly payment amount if the mortgage was renewed for another 5 years at 6.62% compounded semi annually?

Ian purchased a house for $300,000. He made a down payment of 20.00% of the value of the house and received a mortgage for the rest of the amount at 6.42% compounded semi-annually amortized over 15 years. The interest rate was fixed for a 5 year period. a. Calculate the monthly payment amount. Round to the nearest cent