You are thinking of purchasing a house that costs $155,000. You have $8,000 in cash for a down payment, but you need to borrow the rest of the purchase price. Assume there are no closing costs. The bank is offering 15-year mortgage with an annual interest rate of 3.25%. What would the monthly payment before this mortgage? Draw an amortization schedule in a separate Excel sheet. Calculate the total amount of interest paid throughout the life of the loan