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 $ 4,220,000 Company B $ 2,048,000 Company C Net operating income $ 717,400 $ 225,280 Average operating assets $ 2,110,000 Margin % Turnover Return on investment (ROI) $ 3,490,000 % 4 % 2.10 % 8.80 % %