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 and other amounts to whole dollars.) A Company B C Sales $ 430,000 $ 680,000 $ 670,000 Net operating income $ 35,000 Average operating assets $ 166,000 $ 158,000 Return on investment (ROI) 23 % 15 % % Minimum required rate of retur: Percentage 17 % % 15 % Dollar amount $ 52,000 Residual income $ 6,000