Please round answers by 4 decimals. Will thumbs if done correctly!

You want to invest in the following stock: which is expected to earn 11% in a booming economy, 5% in a normal economy and -6% in a recession. The probability of a boom is 10%, and probability of a recession is 8%. What is the expected rate of return on this stock? You have a portfolio with two stocks with 32% in stock B and 68% in stock C. The beta of stock Bis 0.7. The overall portfolio is equally as risky as the market. What must be the beta for stock C