(IRR calculation) Determine the IRR on the following projects: a. An initial outlay of $10,000 resulting in a single free cash flow of $16,786 after 7 years b. An initial outlay of $10,000 resulting in a single free cash flow of $53,912 after 11 years c. An initial outlay of $10,000 resulting in a single free cash flow of $112,659 after 23 years d. An initial outlay of $10,000 resulting in a single free cash flow of $14,107 after 5 years