Treasury bills are paying a 2% rate of return. Calculate the minimum return required in percent (2 decimal places) for a risk-averse investor with a risk aversion of A = 4 to invest entirely in a risky portfolio with a standard deviation of 24%. Show step(s). (4 marks) You form a complete portfolio by investing 42% of your money in a risk portfolio with 11% expected return and 22% standard deviation, and 58% in T-bills with 5% return. Calculate the standard deviation of your complete portfolio. Show step(s). (in percent, 2 decimal places accuracy required)