The Damian Priest Store $($DPS$)$ has a cost of equity of $11\mathrm{.}5$ percent, a cost of debt of $6\mathrm{.}1$ percent, and a tax rate of $21$ percent. If DPS has a market value debt$-$equity ratio of $\mathrm{.}50,$ what is the weighted average cost of capital for DPS$?$