need detailed help

2. Two machines are being evaluated. cash outlay Year 0 1-5 Deluxe Economy 3000 2000 800 541 a. Calculate the net present value, internal rate of return, and profitability index for both machines using the discount rate of 8% b. Which machine is selected if only one machine may be selected? Which is the best method (NPV, IRR, or PI) to base your selection on