Problem 8-14 NPV versus IRR (LO1, LO2) Here are the cash flows for two mutually exclusive projects: Project A B co -$ 30,800 - 30,800 C1 +$12,200 C2 +$12,200 +$ 12,200 + 38,700 a. Given the following interest rates (0%, 2%, 4%, 6%, 8%, 10%, 12%, 14%, 16%, 18%, 20%), above what interest rates would you prefer project A to B? Interest rates above b. What is the IRR of each project? (Round your answers to 2 decimal places.) Project A % Project B % IRR