Yates Inc. is currently an all equity firm, but the company can borrow at $6\mathrm{.}5$ percent interest. The company currently has one million shares outstanding, and you estimate the company's WACC is currently $8\mathrm{.}3$ percent, and the tax rate is $35$ percent.

If the firm converts to $15$ percent debt, what will be the company's WACC? $($Do not round intermediate calculations. Enter your answer as a percent rounded to $2$ decimal places, e$.$g$.,16\mathrm{.}37)$

WACC $$

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