General Lithograph Corporation uses no preferred stock. The firm's capital structure is $39\%$ debt $($hint: the rest is equity$).$ The marginal tax rate is $38\mathrm{.}56\%$ and their before$-$tax cost of debt is $6\mathrm{.}88\%.$ General Lithograph's stock paid a dividend per share of $$1\mathrm{.}81$ last year $($D$0)$ and their dividend is expected to grow at $5\mathrm{.}51\%$ over the long$-$run. Their stock currently trades at $$23\mathrm{.}39$ per share. What is General Lithograph's weighted average cost of capital $($WACC$)?$ Enter your answer without the $"\%",$ and with two decimal places $($in other words, if you calculate $9\mathrm{.}87\%,$ then just enter $9\mathrm{.}87).$