can you answer those 3 question please

Calculate expected alpha assuming the following and that the CAPM is used to determine required return. - Equity risk premium =6% - Risk-free rate =3.25% - Beta = 1.15 - Current stock price =$49.83 - Expected selling price =$54.95 - Expected dividend =$1.50 3.14% +3.14% +6.87% +0.12% Question 11 (1 point) The difference between the geometric average for the equity risk premium and the corresponding arithmetic average will be greater if excess returns are and many of the excess returns are volatile: postive stable: positive The difference between the geometric average for the equity risk premium and the corresponding arithmetic average will be greater if excess returns are of the excess returns are and many volatile; positive stable; positive stable; negative volatile; negative Question 12 (1 point) Which of the following dividend dates is the last date an investor can buy shares and still be eligible to receive the dividend? record date declaration date cum-dividend date ex-dividend date