R calculation) Determine the IRR on the following projects: a. An initial outlay of $9,000 resulting in a single free cash flow of $17,344 after 8 years b. An initial outlay of $9,000 resulting in a single free cash flow of $48,208 after 13 years c. An initial outlay of $9,000 resulting in a single free cash flow of $114,557 after 23 years d. An initial outlay of $9,000 resulting in a single free cash flow of $14,056 after 4 years