Saved For the following set of cash flows, Year 0 1 2 3 Cash Flow -$6,400 6,800 4,200 4,900 a. What is the NPV at a discount rate of O percent? $ 9,500.00 es b. What is the NPV at a discount rate of 15 percent? c. What is the NPV at a discount rate of 24 percent? ces d. What is the NPV at a discount rate of 29 percent