The WACC is $6\mathrm{.}57\%$ for this project

Yr CF

$0-50,000$

$115,000$

$218,000$

$320,000$

$425,000$

$530,000$

a$)$ find the NPV and the IRR for the project.

b$)$ Compute the payback period and the profitability index for the project.