Please help with full working

\begin{tabular}{l|l|} You recently won $1,000,000 playing Lotto and have decided to invest all of this in shares. A friend suggested you build a portfolio containing four different shares. After careful consideration you have decided on the following investments: & 9 Calculate the Beta and Expected return of your investment portfolio. (provide beta with two decimal places and expected return as a percentage with two decimal places). \\ \hline \end{tabular}