1. A portfolio has a beta of 1.26, a standard deviation of 15.9 percent, and an average return of 15.07 percent. The market rate is 12.7 percent and the risk-free rate is 3.6 percent. What is the Sharpe ratio?

A. .61

B. .68

C. .72

D. .84

E. .88

4. A portfolio has a variance of .027556, a beta of 1.54, and an expected return of 11.2 percent. What is the Treynor ratio if the expected risk-free rate is 2.7 percent?

A. .055

B. .063

C. .367

D. .498

E. .512