please help me solve a b c! thanks

Net present value. Lepton Industries has a project with the following projected cash flows: a. Using a discount rate of 9% for this project and the NPV model determine whether the company should accept or b. Should the company accept or reject it using a discount rate of 15%? c. Should the company accept or reject it using a discount rate of 20%? - menu.) Data Table (Click on the following icon in order to copy its contents into a spreadsheet.) Initial cost: $470,000 Cash flow year one: $127,000 Cash flow year two: $240,000 Cash flow year three: $192,000 Cash flow year four: $127,000 Print Done