You're evaluating a project with the following cash flows: initial investment is $9 million dollars, and cash flows for years 1-3 are $4, $12 and $18 million dollars, respectively. The firm's WACC is 10%. What is this project's MIRR?

Answer is 58.8. Just need help solving.

You are evaluating a project with the following expected cash flows: an initial investment of $14 million, followed by cash flows of $5, $11 and $18 million in years 1, 2 and 3, respectively. If the company's WACC is 12%, what is this projects NPV?

Answer is 12. Just need help solving.