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.) Sales $ 3,240,000 $ 550,800 $ 1,620,000 Company B $ 792,000 $ 102,960 Net operating income Average operating assets Margin Turnover Return on investment (ROI) % $ 2,930,000 31% 1.60 % 3.90% %