Problem 10-17 (Algo) Comparison of Performance Using Return on Investment (ROI) [LO10-1] Comparative data on three companies in the same service industry are given below: Required: 2. Fill in the missing information. (Round the "Turnover" and "ROI" answers to 2 decimal places.) Company A Sales Net operating income $ 4,200,000 Company B $ 1,610,000 Company C $ 546,000 $ 241,500 Average operating assets $ 1,750,000 Margin % Turnover Return on investment (ROI) $ 2,970,000 % 8% 1.80 % 7.50 % %