im stuck on the C column , please help

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.) 680,000 Company ATBT $ 410,000 $ 760,000 $ $ 30,020 $ 158,000 $ 215,789 $ - 19% 19% 158,000 Net operating income Average operating assets Return on investment (ROI) Minimum required rate of return: Percentage Dollar amount Residual income % - 25% 13 % 15 23,700 6,320 $ S (14,000) $ 7,000