Suppose you are the money manager of the Drake Investment Fund that holds the following four stocks with the associated investments and their betas. Currently, the required rate of return of an average stock $($i$.$e$.$ the market's required rate of return$)$ is $10\%$ and the risk$-$free rate is $6\%.-$ SHOW YOUR WORK.

$\backslash$table$[[$Stock$,$Investment,Beta$],[$A$,$$$400,000,1\mathrm{.}5],[$B$,600,000,(0\mathrm{.}50)$