Selected sales and operating data for three divisions of different structural engineering firms are given as follows: Division C Division A Division B Sales $5,300,000 9,300,000 $8,400,000 $1,060,000 4,650,000 $1,680,000 Average operating assets Net operating income 233,200 781,200 138,600 Minimum required rate of return 13.00% 16.80% 10.00% Required: 1. Compute the return on investment (ROI) for each division using the formula stated in terms of margin and turnover. (Round your Turnover answers to 2 decimal places. Round your Margin and ROI percentage answers to 2 decimal places (i.e., 0.1234 should be entered as 12.34).) ROI Margin Turnover Division A Division B Division C 2. Compute the residual income (loss) for each division. (Loss amounts should be indicated by a minus sign. Round your Required Rate of Return percentage answers to 2 decimal places (i e., 0.1234 should be entered as 12.34).) Division A Division B Division C Average operating assets Required rate of return Required operating income Actual operating income Required operating income (above) Residual income (loss)