Consider the following information about three stocks: Rate of Return If State Occurs State of Probability of Economy Economy Boom Normal Bust State of Stock A Stock B 25 48 .27 .22 .19 03 Stock C .56 .15 .34 a-1. If your portfolio is invested 45 percent each in A and B and 10 percent in C, what is the portfolio expected return? (Do not round intermediate calculations and enter your answer as a percent rounded to 2 decimal places, e.g., 32.16.) a-2. What is the variance? (Do not round intermediate calculations and round your a-3. What is the standard deviation? (Do not round intermediate calculations and b. If the expected T-bill rate is 3.90 percent, what is the expected risk premium on the answer to 5 decimal places, e.g., .16161.) enter your answer as a percent rounded to 2 decimal places, e.g., 32.16.) portfolio? (Do not round intermediate calculations and enter your answer as a percent rounded to 2 decimal places, e.g., 32.16.) If the expected inflation rate is 3.50 percent, what are the approximate and exact expected real returns on the portfolio? (Do not round intermediate calculation:s and enter your answers as a percent rounded to 2 decimal places, e.g., 32.16.) c-1. c-2. What are the approximate and exact expected real risk premiums on the portfolio? (Do not round intermediate calculations and enter your answers as a percent rounded to 2 decimal places, e.g.,3216.)