four division is considering two investment projects, each of which requires an up-front expenditure of $15 million. You estimate that the investments will roduce the following net cash flows: a. What are the two projects' net present values, assuming the cost of capital is 5% ? Do not round intermediate calculations. Round your answers to the nearest dollar. Project A: $ Project B; $ What are the two projects' net present values, assuming the cost of capital is 10\%? Do not round intermediate calculations. Round your answers to the nearest doltar. Project A: $ Project B: $ What are the two projects' net present values, assuming the cost of capital is 15\%? Do not round intermediate calculations. Round your answers to the nearest dollar. Project A: $ Project B: $ b. Whot are the two projects' IRKs at these same costs of capital? Do not round intermediate calculations. Round your answers to two decimal places. Project A: Project B