hello can someone please help me with the two questions that are wrong on here please and thank you

Probability C'f Rate of Return if State Uccure State of State of Economy Economy Stock it Stock E Stock E: Boom 0.20 0.2% 0.36 0.58 Normal 0.50 0.20 0.18 0.16 Bus: 0.30 0.0% -0.35 -C-.-15 a'I. If your portfolio is invested 40% each in A and B and 20% in {2. what is the portfolio expected return? [Do not round intermediate calculations. Enter the answer as a percent rounded to 2 decimal places.:- Portfolio expected return 9% a2. What is the variance? (Do not round Intermediate calculations. Round the final answer to 8 decimal places} Variance 0.04696? 56 a a-3. What is the standard deviation? [Do not round intermediate calculations. Enter the answer as a percent rounded to 2 decimal places.) Standard deviation Q96 b. lfthe expected T-bill rate is 4.20%. what is the expected risk premium on the portfolio? {Do not round intennedlate calculations. Enter the answer as a percent rounded to 2 decimal places.) Expected risk premium it. c-1. lfthe expected inflation rate is 2.20%, what are the approximate and exact expected real returns on the portfolio? (Do not round intermediate calculations. Enter the answers as a percent rounded to 2 decimal places} approximate expected real. return 0 i. Exact expected real return a i. c-2. What are the approximate and exact expected real risk premiums on the portfolio? [Do not round intermediate calculations. Enter the answers as a percent rounded to 2 decimal places.) approximate expected real. risk premium 3-33 0 9!. Exact expected real risk premium 3.3? a in