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Consider the following information about three stocks: Rate of Return If State Occurs State ofProbability of EconomyState of EconomyStock AStock BStock C Boom.20.26.38.50 Normal.50.10.08.06 Bust.30.01?.20?.40 a-1If your portfolio is invested 30 percent each in A and B and 40percent in C, what is the portfolio expected return? (Donot round intermediate calculations. Enter your answer as a percentrounded to 2 decimal places, e.g., 32.16.) Portfolio expected return%a-2What is the variance? (Do not round intermediatecalculations and round your answer to 5 decimal places, e.g.,32.16161.) Variance a-3What is the standard deviation? (Do not roundintermediate calculations. Enter your answer as a percent roundedto 2 decimal places, e.g., 32.16.) Standard deviation%b.If the expected T-bill rate is 3.00 percent, what is theexpected risk premium on the portfolio? (Do not roundintermediate calculations. Enter your answer as a percent roundedto 2 decimal places, e.g., 32.16.) Expected risk premium% c-1If the expected inflation rate is 2.60 percent, what are theapproximate and exact expected real returns on the portfolio?(Do not round intermediate calculations. Enter your answersas a percent rounded to 2 decimal places, e.g.,32.16.) Approximate expected real return% Exact expected real return%c-2What are the approximate and exact expected real risk premiumson the portfolio? (Do not round intermediate calculations.Enter your answers as a percent rounded to 2 decimal places, e.g.,32.16.) Approximate expected real risk premium% Exact expected real risk premium%