Answer Question 7 (2 points) Hayek Corporation has a 0.3 probability of a return of 0.14, a 0.1 probability of a rate of return of 0.05, and the remaining probability of a 0.40 rate of return. What is! the variance in the expected rate of return of Hayek Corporation? Your Answer: Answer Question 8 (1 point) Consider a company financed with 0.6 equity, 0.1 preferred stock, and the remaining nevate tav rata (Al the required rate of return on the debt is