TAFKAP Industries has 4 million shares of stock outstanding selling at $17 per share, and an issue of $24 million in 7.5 percent annual coupon bonds with a maturity of 15 years, selling at 106 percent of par. Assume TAFKAPs weighted average tax rate is 21 percent, it can make full use of the interest tax shield, and its cost of equity is 15.0 percent. What is TAFKAPs WACC? (Do not round intermediate calculations. Round your final answer to 2 decimal places.)