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15. Problem 10-21 (Payback, NPV, and MIRR) I.J Payback, NPV, and MIRR Your division is considering two investment projects, each of which requires an up-front expenditure of $28 million. You estimate that the cost of capital is 11% and that the investments will produce the following after-tax cash flows (in millions of dollars): Year ProjectA Project B 1 5 20 2 10 10 3 15 8 4 20 6 a. What is the regular payback period for each of the projects? Round your answers to two decimal places. Project A: yea rs Project B: yea rs b. What is the discounted payback period for each of the projecls? Do not round intermediate calculations. Round your answers to two decimal places. Project A: yea rs Project B: yea rs c. If the two projects are independent and the cost of capital is 11%, which project or projects should the firm undertake? The firm should undertake -Select : d. If the two projects are mutually exclusive and the cost of capital is 5%, which project should the firm undertake? The firm should undertake . e. If the two projects are mutually exclusive and the cost of capital is 15%, which project should the firm undertake? The firm should undertake . f. What is the crossover rate? Round your answer to two decimal places. % g. If the cost of capital is 11%, what is the modified IRR (MIRR) of each project? Do not round intermediate calculations. Round your answers to two decimal places. Project A: \"/0 Project B: %