. Company N will receive $90,000 of taxable revenue from a client. Use Appendix A and Appendix B: a. Compute the NPV of the assuming that Company N will receive $45,000 now (year ) and $45,000 in year 1. The company's marginal tax rate is 30 percent and it uses a 6 percent discount rate. b. Compute the NPV of the assuming that Company N will receive $45,000 in year 1 and $45,000 in year 2. The company's marginal tax rate is 40 percent and it uses a 4 percent discount rate. c. Compute the NPV of the assuming that Company N will receive $18,000 now (year () and $18,000 in years 1, 2, 3, and 4. The company's marginal tax rate is 10 percent and it uses a 9 percent discount rate