(IRR calculation) Determine the IRR on the following projects: a. An initial outlay of $9,000 resulting in a single free cash flow of $16,782 after 9 years b. An initial outlay of $9,000 resulting in a single free cash flow of $52.731 after 15 years c. An initial outlay of $9,000 resulting in a single free cash flow of $107,346 after 22 years d. An initial outlay of $9,000 resulting in a single free cash flow of $14,235 after 5 years