FIN $3150$ Inc. has the following data: $r_{RF}=5\mathrm{.}00\%$;$R{P}_M=6\mathrm{.}00\%$; and $b=1\mathrm{.}5.$ What is the firm's cost of

common from reinvested earnings based on the CAPM?

$14\mathrm{.}00\%$

$13\mathrm{.}50\%$

$11\mathrm{.}30\%$

$7\mathrm{.}05\%$