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 Company B Company C Sales $ 3,933,000 $ 1,560,000 Net operating income $ 511,290 $ 249,600 Average operating assets $ 2,070,000 $ 2,850,000 Margin % % 4 % Turnover 2.40 Return on investment (ROI) % 9.60 % %