Shi Import$-$Export's balance sheet shows $$300$ million in debt, $$50$ million in preferred stock, and $$250$ million in total common equity. Shi's tax rate is $25\%,$ rd $=7\%,$ rps $=8\mathrm{.}7\%,$ and rs $=10\%.$ If Shi has a target capital structure of $30\%$ debt, $5\%$ preferred stock, and $65\%$ common stock, what is its WACC? Round your answer to two decimal places.