3. Suppose there is a risk-free asset whose return is 5% and that the market portfolio has an expected return of 9%. The standard deviation of the market portfolio is given 20%.

(a) Find the security market line.

(b) Suppose there is an asset whose covariance with the market is given by 450%² . Find its equilibrium price according to CAPM.

(c) Consider an asset with i = 1.5 and expected return of 12%. Can an investor use this asset to make a risk-free profit through arbitrage? Explain your answer.