You are considering two investment projects, each of which requires an up-front expenditure of $45 million. The investments will produce the following after-tax cash flows (in million dollars). 1. What is project A's payback period? 5 points 2. If the two projects are independent and the cost of capital is 10%, which project or projects should be taken? 10 points 3. If the two projects are mutually exclusive, which project should be taken? (Hint, construct the NPV profile for 5,10 , 15 , and 20 percent cost of capital). 15 points 4. What is the cross-over rate? 10 points 5. If the cost of capital is 10%, what is the MIRR (Modified Internal rate of return) of project A? 10 points