$5.$ A fully amortizing CAM loan is made for $$125,000$ at $11$ percent interest for $20$ years.

a$.$ What will be the monthly payments and remaining loan balances for the first six months?

b$.$ What would monthly payments be if the loan were CPM instead?

c$.$ If both loans $($the CAM and CPM$)$ are repaid at the end of year $5,$ would the lender earn a higher rate of interest on either loan? Which one and why? Use Excel.