The first two scenarios are independent. All cosh fiows are after-tax cash flows. The peesent value tables provided in Exhibat 198.4 and Exhibit 199.2 must be used to solve the folowing problertas: Required: Compute the NPV astuming a discount rate of 12 percent. Sheuld the cotnoony buy the new system? interngl rste of return, Round vour answers to whole percentage value (for example, 16% should be entered as "16" in the answer box). Did Amy rive a good decision