Consider the following information about three stocks: a-1. If your portfolio is invested 35% each in A and B and 30% in C, what is the portfolio calculations. Enter the answer as a percent rounded to 2 decimal places.) Portfolio expected return % a-2. What is the variance? (Do not round intermediate calculations. Round the final a Variance b. If the expected T-bill rate is 4.90%, what is the expected risk premium on the portfol Enter the answer as a percent rounded to 2 decimal places.) Expected risk premium c-1. If the expected inflation rate is 2.90%, what are the approximate and exact expecte intermediate calculations. Enter the answers as a percent rounded to 2 decimal plac Expected risk premium c-1. If the expected inflation rate is 2.90%, what are the approximate and exact expected re intermediate calculations. Enter the answers as a percent rounded to 2 decimal places.) c-2. What are the approximate and exact expected real risk premiums on the portfolio? (Do Enter the answers as a percent rounded to 2 decimal places.)