Problem 1. Please Show all work such as formulas. If it can be use in excel, then use excel formula. Thank you.

1. (Payback) Determine each project's payback period: a. A project with an initial outlay of $5,000 results in a single free cash flow of $10,000 after 6 months b. A project with an initial outlay of ss,000 results in a single free cash flow of $10,000 after 12 months c. A project with an initial outlay of $10,000 results in a single free cash flow of$5,000 after 5 years d. A project with an initial outlay of s5,000 results in a single free cash flow of $10,123 after 2 years