The stock of Jakked Corp has a beta of $0\mathrm{.}8.$ Treasury bills yield $4\mathrm{.}5\%$ and the market portfolio offers an expected return of $13\%.$ In addition to equity, Jakked finances $60\%$ of its assets with debt that has a yield to maturity of $7\%.$ The firm is in the $25\%$ marginal tax bracket. Given this information, what is Jacket's weighted average cost of capital $($WACC$)?$