(IRR calculation) Determine the IRR on the following projects: a. An initial outlay of $9,000 resulting in a single free cash flow of $16,932 after 7 years b. An initial outlay of $9,000 resulting in a single free cash flow of $52,126 after 10 years c. An initial outlay of $9,000 resulting in a single free cash flow of $109,027 after 22 years d. An initial outlay of $9,000 resulting in a single free cash flow of $14,483 after 4 years