You are considering a project with an initial cash outlay of $$$$75,000$ and expected free cash flows of $$$$28,000$ at the end of each year for years. The required rate of return for this project is percent.

a$.$ What is the$$ project's payback$$ period?

b$.$ What is the$$ project's NPV$?$

c$.$ What is the$$ project's PI$?$

d$.$ What is the$$ project's IRR$?$