Current Total debt $$0$ Tax rate $25\%$

Structure Beta $1\mathrm{.}1$

Target Wd $30\%$ Tax rate $25\%$

Structure Ws $70\%$

Market Rf $4\%$

Information Market Risk Premium $9\%$

What is the target cost of equity?

Group of answer choices

$31\mathrm{.}23\%$

$14\mathrm{.}06\%$

$17\mathrm{.}08\%$

$22\mathrm{.}64\%$

Please show how to solve using excel.