Consider the following cash flows of two mutually exclusive projects for Tokyo Rubber Company. Assume the discount rate for both projects is 8 percent. a. What is the payback perlod for both projects? (Do not round intermediate calculations. Round your answers to 2 decimal places, e.g.. 3216.) b. What is the NPV for both projects? (Do not round intermediate calculations. Round your answers to 2 decimal places, e.g.. 3216.) c. What is the IRR for both projects? (Do not round intermediate calculations and enter your answers as a percent rounded to 2 decimal places, e.g.. 32.16.) d. Calculate the Incremental IRR for the cash flows. (Do not round intermediate calculations and enter your answer as a percent rounded to 2 decimal places, e.g.. 3216.)