determine the IRR on the following projects: a. an initial outlay of $10,000 resulting in a single free cash flow of $1,993 at the end of each year for the next 10 years. b. an initial outlay of $10,000 resulting in a single free cash flow of $2,054 at the end of each year for the next 20 years. c. an initial outlay of $10,000 resulting in a single free cash flow of $1,193 at the end of each years for the next 12 years. d. an initial outlay of $10,000 resulting in a single free cash flow of $2,843 at the end of each year for the next 5 year