Can someone double check my answers. I'm getting myself confused. Thank you so much.

8. What is the IRR of the following set of cash flows? =10%+2941.1U/(2941.10+208.00)10%=19.05% 9. Calculating NPV - For the cash flows in the previous problem, what is the NPV at a discount rate of) percent? What if the discount rate is 10% ? If it is 20% ? If it is 30% ? LO3 8. Calculating IRR What is the IRR of the following set of cash flows? LO4 9. Calculating NPV For the cash flows in the previous problem, what is the NPV at a discount rate of 0 percent? What if the discount rate is 10 percent? If it is 20 percent? If it is 30 percent