The following data are available for two divisions of Ryan Enterprises: Division operating profit Division investment Alpha Division $ 7,200,000 32,000,000 The cost of capital for the company is 7 percent. Ignore taxes. Required: a-1. Calculate the ROI for both Alpha and Beta divisions. Beta Division $ 1,080,000 3,000,000 a-2. If Ryan measures performance using ROI, which division had the better performance? b-1. Calculate the EVA for both Alpha and Beta divisions. (The divisions have no current liabilities.) b-2. If Ryan measures performance using economic value added, which division had the better performance? c. Would your evaluation change if the company's cost of capital was 10 percent, 1. when evaluated by ROI? 2. when evaluated by EVA