Consider the following information: Rate of Return if State Occurs State of Probability of State Economy of Economy Stock A Stock B Stock C Boom .75 .07 .01 .27 Bust .25 .12 .19 .05 Required: (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 percentage rounded to 2 decimal places (e.g., 32.16).) Expected return % (b) What is the variance of a portfolio invested 20 percent each in A and B and 60 percent in C? (Do not round intermediate calculations. Round your answer to 5 decimal places (e.g., 32.16161).) Variance of a portfolio