AZ Products has 140,000 shares of common stock outstanding at a market price of $27 a share. Next year's annual dividend is expected to be $1.43 a share and the dividend growth rate is 2 percent. The company also has 2,500 bonds outstanding with a face value of $1,000 per bond. The bonds have a pretax yield of 7.35 percent and sell at 98.2 percent of face value. The company's tax rate is 21 percent. What is the weighted average cost of capital?