*Please show steps so that I can understand it. Below are the estimated cash flows of two projects. year Project Gobi Project Qattara 0 -1000 -1100 1 200 200 2. 240 200 3 560 680 4 400 20 5 600 1200 The appropriate discount rate for both projects is 6% per year. 1. For each project, calculate the payback period, the discounted payback period, the internal rate of return, and the profitability index. 2. Which project(s) should you choose? 3. If Gobi and Qattara are mutually exclusive, which project should you choose