Point Claire Company had the following results during the most recent year: sales $500,000; residual income $5,000; investment turnover 2.50; and a required rate of return of 15%. (a) Your answer is incorrect. Calculate the total assets. Total Assets $ Calculate the operating (pretax) income. Operating Income $ (c) Calculate the return on investment. (Round answer to 2 decimal places, e.g. 15.25%) Return on Investment eTextbook and Media Save for Later % do (d) Calculate the profit margin. (Round answer to 2 decimal places, e.g. 15.25%) Profit margin % de