5.20. The expected return of the S&P 500, which you can assume is the tangency portfolio, is 16% and has a standard deviation of 25% per year. The expected return of Microsoft is unknown, but it has a standard deviation of 20% per year and a covariance with the S&P 500 of 0.10. If the risk free rate is 6 percent per year, g a. [7. Compute Microsoft's beta. What is Microsoft's expected return given the beta computed in part a? . If Intel has half the expected return of Microsoft, _'..:'. then what is Intel's beta? What is the beta of the following portfolio? .25 in Microsoft .10 in Intel .75 in the S&P 500 - .20 in GM (where BGM = .80) .10 in the risk-free asset What is the expected return of the portfolio in part d