Ying Import has several bond issues outstanding, each making semiannual interest payments. The bonds are listed in the following table. Bond Coupon Rate 5.6% 7.2 NM Price Quote 105.36 114.12 112.67 101.91 Maturity 6 years 9 years 16.5 years 26 years Face Value $54,000,000 49,000,000 69,000,000 76,000,000 71 46.4 If the corporate tax rate is 24 percent, what is the aftertax cost of the company's debt? (Do not round intermediate calculations and enter your answer as a percent rounded to 2 decimal places, e.g., 32.16.) Cost of debt