Please help me with this question, thank you

22. (8 points) Zambezi Company is analyzing several proposed investment projects. The firm has resources only for one project. Project 14 Project 1 $ 36,000 $ 54,000 Project H2 Cost of investment $ 30,000 Net cash inflows: Year 1 12,000 Year 2 12,000 Year 3 12,000 Year 4 12,000 Year 5 -0- 3,000 14,000 14,000 18,000 -0- 4,000 16,000 20,000 30,000 50,000 a. Calculate the Payback Period for each of the projects above. b. Using the Payback period as the decision model, in which project should Zambezi Co. invest and why this project