A family friend has asked your help in analyzing the operations of three anonymous companies operating in the same service sector industry. Supply the missing data in the table below: (Loss amounts should be indicated by a minus sign. Round your percentage answers to nearest whole percent.) Sales Net operating income Average operating assets. Return on investment (ROI) Minimum required rate of return: Percentage Dollar amount Residual income A Company B C $ 9,600,000 $ 8,000,000 $ $ 5,400,000 350,000 $ 3,200,000 $ 2,160,000 16 % 14 % % 14 % GA $ 300,000 % 90 $ 15 % 108,000