You manage a risky portfolio with an expected rate of return of 17% and a standard deviation of 37%. The T-bill rate is 5%. Your risky portfolio includes the following investments in the given proportions: Stock A Stock B Stock C 29% 35% 36% Suppose that your client decides to invest in your portfolio a proportion y of the total investment budget so that the overall portfolic will have an expected rate of return of 14%. a. What is the proportion y? (Round your answer to the nearest whole number.) Proportion y %