You are given the following information for Lightning Power Co. Assume the company’s tax rate is 40 percent. Debt: 5,000 7.8 percent coupon bonds outstanding, $1,000 par value, 20 years to maturity, selling for 107 percent of par; the bonds make semiannual payments. Common stock: 500,000 shares outstanding, selling for $68 per share; the beta is 1.11. Preferred stock: 28,000 shares of 3 percent preferred stock outstanding, currently selling for $88 per share. Market: 9 percent market risk premium and 5.80 percent risk-free rate. What is the company's WACC? (Do not round intermediate calculations and round your final answer to 2 decimal places. (e.g., 32.16))