What is Burgundy's weighted average cost of capital?

You have the following information about Burgundy Basins, a sink manufacturer Equity shares outstanding 20 million Stock price per share $ 47 Yield to maturity on debt 6. 5% Book value of interest-bearing debt $ 390 million Coupon interest rate on debt 5.2% Market value of debt $ 285 million Book value of equity $ 490 million Cost of equity capital 13 . 4% Tax rate 35% Burgundy is contemplating what for the company is an average-risk investment costing $54 million ATCF of $5.7 million in perpetuity. a. What is the internal rate of return on the investment? Note: Round your answer to 2 decimal places. Internal rate of return 10.56