Exercise 15-20 (Algo) Investment center analysis; ROI and residual income LO 15-9 Romano Corporation has three operating divisions and requires a 12% return on all investments. Selected information is presented here: Required: a. Calculate the missing amounts for each division. Note: Do not round intermediate calculations. Round "Margin", "Turnover" and "ROI" to 2 decimal places. Division X Division Y Revenues $ 953,000 Operating income $ 111,100 Division Z $ 96,400 Operating assets $ 565,300 $ 369,100 Margin % 14.00% % Turnover turn(s) 1.00 turn(s) 2.00 turn(s) ROI % % % Residual income $ 21,720