You have $124,000 to invest in a portfolio containing Stock X and Stock Y. Your goal is to create a portfolio that has an expected return of 16.6 percent. Stock X has an expected return of 14.2 percent and a beta of 1.28 , and Stock Y has an expected return of 6.2 percent and a beta of 1.02 a. How much money will you invest in Stock Y ? (Do not round intermediate calculations. A negative answer should be indicated by a minus sign.) b. What is the beta of your portfolio? (Do not round intermediate calculations and round your answer to 3 decimal places, e.g., 32.161.)