Data on three unrelated companies are given in the following table. Comfy Inn Hamton Inn Night Inn Revenue ? $3,185,000 $1,200,000 $240,000 Operating income $210,000 ? $1,000,000 ? ? Total assets Profit margin ? 15% 18% ? Asset turnover 0.7 ? ? 27% Return on investment (ROI) 20% 8.0% Target rate of return ? ? $150,000 Residual income a) Calculate each of the missing values. b) Comment on each company's performance in relation to the others