1. You invest $2,400 in a complete portfolio. The complete portfolio is composed of a risky asset with an expected rate of return of 18% and a standard deviation of 25% and a Treasury bill with a rate of retum of 8%. of your complete portfolio should be invested in the risky portfolio if you want your complete portfolio to have a standard deviation of 13%. 52% 13% 10% 38% 1. Treasury bills are paying a 6% rate of return. A risk-averse investor with a risk aversion of A=4 should invest entirely in a risky portfolio with a standard deviation of 26% only if the risky portfolio's expected return is at least 33.04% 1276% 21.04% 826%