Question4; The Johnson Construction Co. is evaluating a project. It requires a payback of 2.5 years. (12 points) Year S-60,000 $20,000 $25,000 $20,000 S18,000 4. a. Calculate the NPV using a WACC (interest rate) of 10%. Based on the NPV rule, should the project be accepted? Calculate the PI. Calculate the IRR. Calculate the Payback Period. b. c. d. accepted? Based on the Payback rule (above), should the project be