Daniel's Sound Systems has 210,000 shares of common stock outstanding at a market price of $36 a share. Last month, Daniel's paid an annual dividend in the amount of $1.593 per share. The dividend growth rate is 4%. Daniel's also has 6,000 bonds outstanding with a market value of $9,900 per bond. The YTM on the debt is 7.25%. The company's tax rate is 34%. What is Daniel's weighted average cost of capital?

The answer given was 5.22%, but I keep getting 6.9%.