Jiminy's Cricket Farm issued a $25-$year, $6$ percent semiannual coupon bond $5$ years ago. The bond currently sells for $108$ percent of its face value. The company's tax rate is $24$ percent.

a$.$ What is the company's pretax cost of debt?

Note: Do not round intermediate calculations and enter your answer as a percent rounded to $2$ decimal places, e$.$g$.,32\mathrm{.}16.$

b$.$ What is the company's aftertax cost of debt?

Note: Do not round intermediate calculations and enter your answer as a percent rounded to $2$ decimal places, e$.$g$.,32\mathrm{.}16.$

$\backslash$table$[[$a$.$ Pretax cost of debt,$\%$