The target capital structure for QM industries is 42% common stock, 13% preferred stock, and 45% debt. If the cost of common equity for the firm is 18.9%, the cost of preferred stock is 10.1%, the before-tax cost of debt is 8.6%, and the firm's tax rate is 35%, what is the QM's weighted average cost of capital? (Round to three decimal places) QM's WACC is ____% (Round to three decimal places)