The NPV and payback period What information does the payback period provide? Suppose you are evaluating a project with the cash inflows shown in the following table. Your boss has asked you to calculate the project's NPV. You don't know the project's initial cost, but you do know the project's regular payback period is 2.5 years. If the project's WACC is 10%, the project's NPV is which of the following? $267, 013 $333, 766 $283, 701 $300, 389