Hey, I need help with these finance practice problems. I got the first one, but need explanations on the last two. Thanks.

Using the following information to answer the next three questions. -sn- Average Monthly Return of the Market 1.282% Standard Deviation of the Market Returns 2.57% Annual Risk Free Rate Expected Annual Market Return 12) What is Netix's Beta over this period? a. {1.49 b. {1.89 e. 1.09 d. 1.49 e. 1.89 13) Using the CAPM model, what is Kraft's required rate of return on equity (cost of equity)? a. 6.58% b. 8.24% c. 10.47% {1. 12.98% e. 14.31% 14) Which company has had the most exposure to market (or systematic) risk over this period? a. Kraft b. Netix c. Dockers (1. Not enough information to answer this