Question 1: Return on investment (ROI), residual income (RI). Generic Motors Corporation has two divisions. The required rate of return (cost of capital) is 10% a year. a) Compute return on investment (ROI) for each division. ROI for A= \% (if your answer is 9.5%, enter 9.5 without the percent sign) ROI for B= % b) Compute the residual income (RI) for each division. RI for A=$ RI for B=$