FINC 3155 Business Finance Homework 8 Six months ago, you purchased 1,200 shares of ABC stock for $21.30 a share. You have received dividend payments equal to $.60 a share. Today, you sold all of your shares for $22.70 a share. What is your total dollar return on this investment? What is your rate of return over this six-month holding period? l. A stock had returns of 6%,-290,4%, and 16% over the past four years. what is the standard deviation of this stock for the past four years? 2. What are the arithmetic and geometric average returns for a stock with annual returns of 21%, 8%,-32%, 41%, and 5%? 3. what is the expected return on a portfolio which is invested 20% in stock A, 50% in Stock B, and 30% in stock C? the expected returns on A, B and C are 25%, 20% and 8%. 4, 5, The risk-free rate of return is 4% and the market risk premium is 8%, what is the expected rate of return on a stock with a beta of 1.8