ADK has $30,00015-$year, $9$ percent annual coupon bonds outstanding. If the bonds currently sell for $111$ percent of par and the firm pays an average tax rate of $21$ percent, what will be the before$-$tax and after$-$tax

component cost of debt?

Mutiple Choice

$774$ percent, $6\mathrm{.}11$ percent

$7\mathrm{.}91$ percent, $5\mathrm{.}06$ percent

$8\mathrm{.}05$ percent, $5\mathrm{.}15$ percent

$9$ percent, $5$ percent