I just need part 2 and 3. Thank you.

Use the Cash Flow Diagram in Example 4-1 Determine the Benefit-Cost Ratio at 0, 5, 10, 15 and 20%. Plot B/C ratio vs Interest rate. Determine the IRR (Internal Rate of Return) for the project. Should the project be implemented if the MARR (Minimum Attractive Rate of Return) is 8%? Determine the payback period if the interest rate is 3%. Include the $2000 market recovery