Exercise 9-13 Adelina Corporation used to accept investment opportunities that yielded discounted returns of 12%. With an increasing cost of capital, the company is now expecting an 18% discounted rate of return. Two competing alternatives are now waiting for advised the corporation. Pertinent data are shown below: your evaluation so you can Alternative 1 Alternative 2 6 years 6 years P1,575,000 P1,890,000 Estimated economic life Net investment Estimated annual returns before depreciation and tax 600,000 900,000 Depreciation is to be deducted by the SYD formula. Assume that the entire net investment is subject to depreciation with no estimated scrap value for both. Use a tax rate of 30%. REQUIRED: 1. For both alternatives, determine: (Round answers for a, b, & d to 3 decimals) a. Payback periods c. Net present values b. Discounted rates of return d. Profitability indices