4- Consider a project of the Pearson Company. The timing and size of the incremental after-tax cash flows for an all-equity firm are $-1000, $140, $280, $390, $500 from year 0 to 4 respectively. The unlevered cost of equity is 40%. a. Calculate the NPV? Should this project be accepted? b. The firm finances the project with $7500 debt at 8% with $100 after-tax flotation costs. Principal is repaid at $600 per year with added interest. Pearson's tax rate is 65%. The net present value of the project under leverage? Now, Should this project be accepted