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 $ 9,570,000 $ 7,950,000 $ 5,355,000 344,000 $ 3,190,000 $ 2,142,000 15 % 20 % % 13 % % 19 % $ 309,600 $ 107,100