A stock has a beta of 1.13 and an expected return of 12.1percent.A risk-free ass

A stock has a beta of 1.13 and an expected return of 12.1percent.A risk-free asset currently earns 5 percent. a. What is the expected return on a portfolio that isequally invested in the twoassets? b. If a portfolio of the two assets has a beta of .50what are the portfolio weights? c. If a portfolio of the two assets has an expectedreturn of 10 percent what is itsbeta? d. If a portfolio of the two assets has a beta of2.26 what are the portfolio weights?How do you interpret the weights for the two assets in this case?Explain.