Ghj Inc Is Investing In A New Project Of 16 Million It Will Raise 4 Million Of B

GHJ Inc. is investing in a new project of $16 million. It will raise $4 million of bonds, $4 million of preferred stock, and $8 million of new common stock. If the after-tax cost of debt is 6%, cost of preferred stock is 10%, the cost of retained earnings is 16%, and the cost of new common stock is 19%, what is the WACC?