NPV and IRR The first two scenarios are independent. All cash flows are after-tax cash flows. The present value tables provided in Exhibit 198.1 and Exhibit 19B.2 must be used to solve the following problems. Required: assuming a discount rate of 10 percent. Should the company buy the new system? return. Enter your answer as a whole percentage value (for example, 16% should be entered as "16" in the answer box). % Did Amy make a good decision? Exhibits 2.5 and 2.6,pp,37,40, for a brief review of data analytics