NPV and IRR Each of the following scenarios is independent. All cash flows are after-tax cash flows. The present value tables provided in Exhibit 19B.1 and Exhibit 19B.2 must be used to solve the following problems. Required: 1. Patz Corporation is considering the purchase of a computer-aided manufacturing system. The cash benefits will be $718,000 per year. The system costs $3,897,000 and will last eight years. Compute the NPV assuming a discount rate of 8 percent. Should the company buy the new system? Yes 2. Sterling Wetzel has just invested $219,500 in a restaurant specializing in German food. He expects to receive $57,900 per year for the next five years. His cost of capital is 9.50 percent. Compute the internal rate of return. Round your answers to whole percentage value (for example, 16% should be entered as "16" in the answer box). Did Sterling make a good decision? Yes