Ninecent Corporation has a target capital structure of 65 percent common stock, 5 percent preferred stock, and 30 percent debt. Its cost of equity is 13 percent, the cost of preferred stock is 5 percent, and the pretax cost of debt is 6 percent. The relevant tax rate is 25 percent.

A. What is the companys WACC? Note: Do not round intermediate calculations and enter your answer as a percent rounded to 2 decimal places, e.g., 32.16.

B. What is the aftertax cost of debt? Note: Do not round intermediate calculations and enter your answer as a percent rounded to 2 decimal places, e.g., 32.16.