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 exp 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 answ places.) Standard deviation % b. If the expected T-bill rate is 4.90%, what is the expected risk premium on the portfolio? 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 expected intermediate calculations. Enter the answers as a percent rounded to 2 decimal place c-1. If the expected inflation rate is 2.90%, what are the approximate and exact expec intermediate calculations. Enter the answers as a percent rounded to 2 decimal pl c-2. What are the approximate and exact expected real risk premiums on the portfolic Enter the answers as a percent rounded to 2 decimal places.)