Consider the following information: Rate of Return if State Occurs State of Economy Boom Bust Probability of State of Economy .72 .28 Stock A .10 .19 Stock B .04 .25 Stock C .30 -10 a. What is the expected return on an equally weighted portfolio of these three stocks? (Do not round intermediate calculations and enter your answer as a percent rounded to 2 decimal places, e.g., 32.16.) b. What is the variance of a portfolio invested 27 percent each in A and B and 46 percent in C? (Do not round intermediate calculations and round your answer to 5 decimal places, e.g. 32.16161.) % a. Expected retum b. Variance of portfolio