calculations and enter your answer as a percent rounded to 2 decimal places, e.g., 32.16.) Answer is complete and correct. Aftertax cost of debt 4.32 % What is the aftertax cost of the zero coupon bond? (Do not round intermediate calculations and enter your answer as a percent rounded to 2 decimal places, e.g. 32.16.) Answer is complete and correct. Aftertax cost of debt 3.71 % What is the aftertax cost of debt? (Do not round intermediate calculations and enter your answer as a percent rounded to 2 decimal places, e.g. 32.16.) Answer is complete but not entirely correct. Aftertax cost of debt 2.15 %