Consider the following information: Rate of Return If State Occurs State of Probability of State of Economy .60 -40 Economy Stock AStock B Boom Bust .15 .18 .23 .08 Stock C .42 .09 a. What is the expected return on an equally weighted portfolio of these three stocks? (Do not round intermediate calculations. Enter your answer as a percent rounded to 2 decimal places, e.g 32.16.) Expected return 18.27 % b. What is the variance of a portfolio invested 24 percent each in A and B and 52 percent in C? (Do not round intermediate calculations and round your answer to 6 decimal places, e.g., 32.161616.) Variance