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 Company $ 3,140,000 10% A B C $ 9,420,000 $ 7,700,000 $ 5,130,000 $ 326,000 $ 2,052,000 20 % % 8% % 13 % $ 293,400 $ 102,600