What is the NPV of Projects X and Y at discount rates of O percent, 15 percent, and 25 percent? (A negative answer should be indicated by a minus sign. Do not round Intermediate calculations and round your answers to 2 decimal places, e.g., 32.16.) Project X 10% 15% Project Y 25% Consider the following two mutually exclusive projects: 0 Year Cash Flow (X) Cash Flow (Y) -$ -$ 20,400 20,400 1 8,950 10,300 2 9,300 7,900 3 8,900 8,800 WN