Investor W has the opportunity to invest $500,000 in a new venture. The projected cash flows from the venture are as follows. Use Appendix A and Appendix B. Initial investment Taxable revenue Deductible expenses Return of investment Before-tax net cash flow Year 0 Year 1 Year 2 Year 3 Year 4 $ (500,000) $ 62,500 (10,000) $ 57,500 (10,000) $ 47,500 (12,000) $ 42,500 (12,000) 500,000 $ (500,000) $ 52,500 $ 47,500 $ 35,500 $ 530,500 Investor W uses a 7 percent discount rate. Required: a-1. Complete the table below to calculate NPV. Assume her marginal tax rate over the life of the investment is 15 percent. a-2. Should Investor W make the investment? b-1. Complete the table below to calculate NPV. Assume her marginal tax rate over the life of the investment is 20 percent. b-2. Should Investor W make the investment? c-1. Complete the table below to calculate NPV. Assume her marginal tax rate in years 1 and 2 is 10 percent and in years 3 and 4 is 25 percent. c-2. Should Investor W make the investment? Complete this question by entering your answers in the tabs below.