12. CORP Xs' balance sheet shows Weights of 50 % in debt, 10 % preferred stock, and 40 % total common equity. Find the WACC if Taxes are 20 %, before tax cost of debt is 6%, the cost of preferred stock is 9% and the cost of retained earnings is 12 %. USE the following table for the next few problems; Assume the WACC is 12 % Year COST 0 -50 1 10 2 e the price 15 60C