can you please answer this question on the excel sheet

Question 2 Constant Amortizing Mortgage (30 points) - Create an amortization schedule and answer the following questions for a $750,000 15-year fully-amortizing CAM loan with monthly payments. The contract interest rate on the loan is 3.50% and there are no points associated with the loan. a.) Assuming no upfront fees/points or prepayment penalty, what is the Eir if the mortgage is prepaid in full at the end of year 7 b.) Assuming 2 points in origination fees but no prepayment penalty, what is the EIR if the mortgage is prepaid in full at the end of year 7? c.) Assuming 2 points in origination fees and a 2% prepayment penalty, what is the EIR if the mortgage is prepaid in full at the end of year 7? Excel File Edit Tools Dana Window FNW Tongdale Spring 2012 Boy General M MacBook Air wo 3 4 $ 6 Q W E 70 Y Y S D F F G H N N X C V B # command