give me five type answer

Company A has a beta of 0.30, while Company B's beta is 1.20. The required return on the stock market is 12.00%, and the risk-free rate is 5%. What is the difference between A's and B's required rates of return? 2.2% 2.8% 3.5% 3.9% 4.8% Mike Flannery holds the following portfolio: Stock investment Beta A $150,000 1.40 B 50,000 0.80 C 100,000 1.20 Total $300,000 What is the portfolio's beta? 1.06 1.17 1.23 1.42 1.56 If the risk-free rate is 7 percent, the expected return on the market is 12 percent, and the expected return on Security X is 13 percent what is the beta of Security X? 1.0 1.2 2.0 2.5 3.0 Assume that you manage a $10.00 million mutual fund that has a beta of 1.05 and a 9.50% required return. The risk-free rate is 4.20%. You now receive another $5.00 million, which you invest in stocks with an average beta of 0.75. What is the required rate of return on the new portfolio? 8.83% 9.00% 9.27% 9.51% 9.74%