Charlotte's Crochet Shoppe has 15,200 shares of common stock outstanding at a price per share of $78 and a rate of return of 11.73 percent. The company also has 310 bonds outstanding, with a par value of $2,000 per bond. The pretax cost of debt is 6.19 percent and the bonds sell for 98.1 percent of par. What is the firm's WACC if the tax rate is 40 percent?