"Firm UWW has a face debt value of $$50$ Million USDs trading at $90\%$ with a pre$-$tax weighted cost of $5\%.$ Firm UVW's common equity for the year was valued at $$100$ Million of USDs and preferred equity for $$7$ Million of USDs. The Preferred equity rate was calculated to be $10\%.$ However, the common equity was to be calculated using CAPM approach, with a $4\%$ risk free rate and a $5\%$ market risk premium rate, assuming a Beta of $1\mathrm{.}1.$ If the tax rate is $30\%,$ what is Firm UVW s WACC? Express your answers in strictly numerical terms. For example, if the answer is $5\%,$ write ${0\mathrm{.}05}^{\text{'}\text{'}}$