You are given the following information for Lightning Power Company. Assume the company's tax rate is $25$ percent.

Debt: $,15,0006\mathrm{.}4$ percent coupon bonds outstanding, $$1,000$ par value, $28$

years to maturity, selling for $106$ percent of par; the bonds make

semiannual payments.

$480,000$ shares outstanding, selling for $$66$ per share; beta is

$1\mathrm{.}17.$

$21,000$ shares of $4\mathrm{.}2$ percent preferred stock outstanding, a $$100$

par value, selling for $$87$ per share.

$5$ percent market risk premium and $5\mathrm{.}3$ percent risk$-$free rate.

Market :

What is the company's WACC?

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