1: Return on investment (ROI), residual income (RI) Generic Motors Corporation has two divisions. Division A Division B Investment (operating assets) $400,000 $1,600,000 Profit $80,000 $240,000 The required rate of return (cost of capital) is 10% a year. a) Compute return on investment (ROI) for each division. ROI for A = ROI for B = % (if your answer is 9.5%, enter 9.5 without the percent sign) % b) Compute the residual income (RI) for each division. RI for A = $ RI for B = $