Advance, Inc., is trying to determine its cost of debt. The firm has a debt issue outstanding with 10 years to maturity that is quoted at 108 percent of face value. The issue makes semiannual payments and has a coupon rate of 9 percent annually. What is Advance's pretax cost of debt? (Do not round intermediate calculations and round your answer to 2 decimal places. (e.g., 32.16)) If the tax rate is 35 percent, what is the aftertax cost of debt? (Do not round intermediate calculations and round your answer to 2 decimal places. (e.g., 32.16))