I need an answer by today, 9/4 5 PM Eastern Standard Time

Treasury bills are paying a 10% rate of return. A risk-averse investor with a risk aversion of A = 3 should invest entirely in a risky portfolio with a standard deviation of 27% only if the risky portfolio's expected return is at least ______. Options: 10.62% 17.29% 11.87% 31.87%

A portfolio with a 25% standard deviation generated a return of 17% last year when T-bills were paying 7.5%. This portfolio had a Sharpe ratio of ____. .Options: .25 .38 .63 .21