6. Company Fs balance sheet shows $300 million in debt, $50 million in preferred stock, and $250 million in total common equity. Company Fs tax rate is 40%, rd = 6%, rps = 5.8%, rs = 12%. The company has a target capital structure of 30% debt, 5% preferred stock, and 65% common stock. What is its WACC based on its current and target capital structure? Please show calculation.