You have the following information about Burgundy Basins, a sink manufacturer.

Equity shares outstanding $20$ million

Stock price per share $ $40$

Yield to maturity on debt $6\mathrm{.}5\%$

Book value of interest$-$bearing debt $ $355$ million

Coupon interest rate on debt $4\mathrm{.}5\%$

Market value of debt $ $250$ million

Book value of equity $ $420$ million

Cost of equity capital $12\mathrm{.}0\%$

Tax rate $35\%$

Burgundy is contemplating what for the company is an average$-$risk investment costing $$40$ million and promising an annual ATCF of $$5\mathrm{.}0$ million in perpetuity.

What is the IRR on the investment?

What is the WACC on the investment?