The target capital structure of QM industries is 40% common stock 8% preferred stock and 52% debt

The target capital structure of QM industries is 40% common stock 8% preferred stock and 52% debt. if the cost of common equity for the firms is 18.3% the cost of preferred stock is 9.5% the before tax cost of debt is 7.6% the firms tax rates is 35% what is the QM WACC