Kindly someone help me with the problem. thanks in advance

2. Choose any 4 US listed stocks, and get their beta as listed under the Key Statistics section of Yahoo! Finance. Compute the expected retum on an equally weighted portfolio of the 4 stocks as predicted by the Capital Asset Pricing Model (CAPM) using the current 3-month Treasury bill rate as the risk-free rate and the return on the S&P500 index from the past 10 years as the market return. To calculate market portfolio retum, you need to solve for R. in the following equation: S&P-10 (1+R) 10 = S&P now (Hint: You need to calculate the portfolio beta)