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. Do not round your intermediate calculations.) Sales Net operating income Average operating assets Return on investment (ROI) Minimum required rate of return: Percentage Dollar amount Residual income Company A Company B Company C $ 330,000 $ 730,000 $ 520,000 $ 40,000 $ 168,000 15 % $ 145,000 21 % 96 16 % 96 11 96 $ 53,000 $ 4,000