DIY has 107,013 shares of common stock outstanding. The stock has a beta of 1.1 and sells for $12 a share. It also has $1,000,000 bonds outstanding that are selling at 104% of par value. Bonds with similar risk are yielding 7.7%. The Treasury bill is yielding 3% and the market risk premium is 6%. DIY's tax rate is 23%. What is its weighted average cost of capital? (Answer in decimal)