Gilde Industries is a division of a major corporation. Last year the division had total sales of $24,040,500, net operating income of $3,726,278, and average operating assets of $7,755,000. The company's minimum required rate of return is 18%. Required: a. What is the division's margin? (Round your answer to 2 decimal places. Omit the "%" sign in your response.) Margin % b. What is the division's turnover? (Round your answer to 2 decimal places.) Turnover c. What is the division's return on investment (ROI)? (Round you intermediate calculations and final answers to 2 decimal places. Omit the "%" sign in your response.) Return on investment %