4 What is the expected return on a portfolio which ts mvested 20% tn stock A, 50% in 5 The nsk fee rate of return 4% and the market nsk premium is 8% what is the 6. Your portfolio is comprised of 30% of stock X, 50% of stock Y, and 20% of stock Z. stock B, and 30% in stock C? he expected returns on A, B and C are 25%, 20% and 8% expected rate of retum on a stock with a beta of 18 Stock X has a beta of 6, stock Y has a beta of 14 and stock Z has a beta of 1.2 What is the beta of your portfolio