You manage a risky portfolio with an expected rate of return of 14% and a standard deviation of 22%. The T-bill rate is 4%. Suppose your client wants to invest a proportion of his total investment budget in your risky fund to provide an expected rate of return on his complete portfolio equal to 7% a. What proportion should she invest in the risky portfolio and what proportion in the risk-free asset? (Do not round Intermediate calculations. Round your answer to 2 decimal places.) Risky portfolio Risk-free asset % b. What will be the standard deviation of the rate of return on his portfolio? (Do not round Intermediate calculations. Round your answer to 2 decimal places.) Standard deviation