19. What is the cost of preferred stock for a firm with a $50 par value, a 7% dividend rate, a share price of $58 and as flotation cost? (5) 16. What are the expected return and standard deviation of the possible returns below? (10) Economy Probability Return Good 0.60 25% Bad 0.40 -15% 17. What is the cost of common stock if its beta is 1.5 and market and risk-free returns are 11% and 2%, respectively