Ashton Corporation recently announced a bonus plan to reward the manager of its most profitable division. The three divisional managers are to decide which performance measure will be used to evaluate profitability. Ashton Corporation requires a 10% minimum return on investment The following information is available for the year just ended Divisional Book Value Operating Gross Division of Assets Income Bristol Darden $800,000 $94,400 740,00091,000 440,000 57,500 (a) Calculate return on investment. (Round R01 to 2 decimal places, eg, 5.12%.) Return on Investment Bristol Darden Gregory Which division performed the best