Problem 2 (19 marks): A stock has a beta of 1.13 and an expected return of 12.1 percent. A risk-free asset currently earns 5 percent. a) What is the expected return on a portfolio that is equally invested in the two assets? (3 marks) b) If a portfolio of the two assets has a beta of 0.50 , what are the portfolio weights? (5 marks) c) If a portfolio of the two assets has an expected return of 10 percent, what is its beta? (5 marks) Fall 2023 Assignment \#1 1 d) If a portfolio of the two assets has a beta of 2.26 , what are the portfolio weights? How do you interpret the weights for the two assets in this case? Explain. (6 marks)