Your division is considering two investment projects, each of which requires an up-front expenditure of $23 million. you estimate that the investments will produce the following net cash flows: year project a project b 1 $ 6,000,000 $20,000,000 2 10,000,000 10,000,000 3 20,000,000 8,000,000 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 dollar. 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: $ what are the two projects' irrs at these same costs of capital? do not round intermediate calculations. round your answers to two decimal places. project a: % project b: % check my work (3 remaining)