You have been managing a $$5$ million portfolio that has a beta of $1\mathrm{.}2$ and a required rate of

return of $12\%.$ The risk$-$ free rate is $6\%{?}_{{?}_{?}}$

You now receive another $1$ million and invest in stocks with an average beta of $0\mathrm{.}50.$

What will be the required rate of return on your new portfolio?