Consider the following information: State of Economy Boom Bust Probability of State of Economy 8.64 0.36 Rate of Return if State Occurs Stock A Stock B Stock 2.11 0.28 0.38 0.12 0.87 -0.07 a. What is the expected return on an equally weighted portfolio of these three stocks? (Do not round Intermediate calculations. Round the final answer to 2 decimal places.) Expected return b. What is the variance of a portfolio invested 20% each in A and B and 60% in C? (Do not round Intermediate calculations. Round the final answer to 6 decimal places.) Variance