please explain

If the risk-free rate is 7 percent, the expected return on the market is 10 percent, and the expected return on Security Jis 13 percent, what is the beta of Security !? TTT Arial #3 (121) T Path:p Words: Given the following information, determine which beta coefficient for Stock A is consistent with equilibrium: Ts - 11.3%; TRF-5%; TM -10% TT I Ariat 3 (12pt) T Path: P Words:0 QUESTION 23 0.3 Given the following probability distributions, what are the expected returns for the Market and for Security)? Stati. Pri rM 1) 1 -10% 40% 2 0.4 10 -20 3 03 30 30 Arial 3 (12pt]