Question 2: (Ratio analysis and application of TVM to Mortgages) 20 marks (a) Zenith Corp of Ottawa has $250,000 in average receivables, which represents 40 days sales, average assets of $1,000,000, and a profit margin of 6%. Estimate the firm's ROA. (5 marks) b) Your friend who lives in England has obtained a $250,000 mortgage. The mortgage is amortized over 25 years and the term of the mortgage is 25 years. The mortgage interest rate is 9% compounded annually. He will begin making annual payments of $25,451.56 at the end of the year. (i) What is the principal outstanding immediately after he makes his fifth payment? (5 marks) (ii) How much of your friend's fifth payment is interest? (5 marks) (iii) How much has he paid in principal and what is the total amount of interest he has paid at the end of year five