please show all work

8. You are considering two mutually exclusive projects, with cash flows as shown below: Project A Project B CFO ($50,000) CF1 $25,000 CF2 $30,000 CF3 $15,000 CF4 $8,000 CF5 $5,000 ($80,000) $12,000 $20,000 $50,000 $60,000 $10,000 a. What is the NPV for each project, at a discount rate of 12%? b. What is the IRR for each project? 1 c. Calculate the crossover rate for these two projects