Hey i got part A but can not figure out part b, please help!

E Question Help Problem 5-55 (algorithmic) The International Parcel Service has installed a new radio frequency identification system to help reduce the number of packages that are incorrectly End of Year Savings delivered. The capital investment in the system is $65,000, and the projected $24,000 annual savings are tabled below. The system's market value at the EOY five is 31,000 negligible, and the MARR is 20% per year. 28,000 a. What is the FW of this investment? 38,000 b. What is the IRR of the system? 45,000 C. What is the discounted payback period for this in Click the icon to view the interest and annuity table for discrete compounding when the MARR is 20% per year. a. The FW of this investment is $72514 (Round to the nearest dollar.) b. The IRR of the system is 38.3 (Round to one decimal place.)