please answer all part to question 21.

Garage, Inc., has identified the following two mutually exclusive projects: a-1 What is the IRR for each of these projects? (Do not round intermediate calculations. Enter your answers as a percent rounded to 2 decimal places, e.g., 32.16.) a-2 Using the IRR decision rule, which project should the company accept? Project A Project B a-3 Is this decision necessarily correct? Yes No Yes No b-1 If the required return is 12 percent, what is the NPV for each of these projects? (Do not round intermediate calculations and round your answers to 2 decimal places, e.g., 32.16.) b-2Which project will the company choose if it applies the NPV decision rule? Project A Project B c. At what discount rate would the company be indifferent between these two projects? (Do not round intermediate calculations. Enter your answer as a percent rounded to 2 decimal places, e.g., 32.16.)