(5) Aussteak is a company which enjoys good sales during boom times but struggles when people cut back on their luxuries in a recession. Returns in boom times are 50% but during recessions fall to 25%. Ausspam by contrast is more resilient showing returns of 20% in the boom and 18% in the recession. An investor holds a portfolio comprising 260 shares in Aussteak and 380 shares in Ausspam. The correlation between returns of the two firms is just 0.15. If the probability of recession is 0.3, calculate the expected return and variance of the portfolio. (20%)