Need help with all four parts. Be specific with what the answer is for each letter.

(IRR calculation) Determine the IRR on the following projects: a. An initial outlay of $13,000 resulting in a single free cash flow of $17,328 after 8 years b. An initial outlay of $13,000 resulting in a single free cash flow of $48,721 after 11 years c. An initial outlay of $13,000 resulting in a single free cash flow of $107,727 after 19 years d. An initial outlay of $13,000 resulting in a single free cash flow of $14,133 after 2 years a. What is the IRR of a project with an initial outlay of $13,000 resulting in a single free cash flow of $17,328 after 8 years? % (Round to two decimal places.)