Consider the following information: State of Economy Probability of State of Economy 0.60 0.40 Rate of Return if State Occurs Stock A Stock B Stock C 0.15 0.23 0.42 0.16 0.08 -0.09 Boom Bust 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