Based on the information below, calculate the weighted average cost of capital.

Great Corporation has the following capital situation.
Debt: One thousand bonds were issued five years ago at a coupon rate of 8%. They had 25-year terms and $1,000 face values. They are now selling to yield 9%. The tax rate is 39%
Preferred stock: Two thousand shares of preferred are outstanding, each of which pays an annual dividend of $7.50. They originally sold to yield 15% of their $50 face value. They’re now selling to yield 8%.
Equity: Great Corp has 133,000 shares of common stock outstanding, currently selling at $12.48 per share. Dividend expected for next year is $.80 and the growth rate is 6%.