with formulas please!! I appreciated!!!!!

Q2 You are considering making an investment in one of two projects, A or B. The cash flows for each project are listed in the table below. Assuming the correct discount rate for each project is 14.5%, calculate the payback period, NPV and IRR. If the projects are mutually exclusive, which should be accepted? Year 0 1 2 3 4 5 6 7 Y Y Y Y Y Project A (92,000.00) Y 20,000.00 27,000.00 X 20,000.00 27,000.00 Y 19,000.00 23,000.00 Y 20,000.00 Y Project B (72,000.00) 32,000.00 26,000.00 31,000.00 26,000.00 15,000.00 21,000.00 19,000.00 Y Y Y Discount Rate 14.5% Project A Project B Payback Period Net Present Value Internal Rate of Return Which Project