Suppose the risk$-$free return is $4\%$ and the market portfolio has an expected return of $10\%$ and a volatility of $16\%.3$M stock has a $22\%$ volatility and a correlation with the market of $0\mathrm{.}50.$ What is $3$M$$s beta with the market? What capital market line portfolio has equivalent market risk, and therefore what is $3$M$$s expected return according to the CAPM?