Gorgas is also considering "Project Naxos," which has the following estimated cash flows: 2 4 Year: Cash Flow: 0 -400 1 225 3 225 225 225 The firm's weighted average cost of capital is 12%, 7. Calculate Project Naxos' Payback period. (2 points) 8. Calculate Project Naxos' Profitability Index. (2 points) 9. If Project Mykonos and Project Naxos are mutually exclusive, which one should Gorgas pursue? Explain why. (4 points)