You have $250,000 to invest in a portfolio containing Stock X and Stock Y. Your goal is to create a portfolio that has an expected return of 14.52 percent. Stock X has an expected return of 12.48 percent and a beta of 1.32, and Stock Y has an expected return of 8.45 percent and a beta of .70. a. How much money will you invest in Stock Y ? (A negative answer should be indicated by a minus sign. Do not round intermediate calculations and round your answer to 2 decimal places, e.g., 32.16.) b. What is the beta of your portfolio? (Do not round intermediate calculations and round your answer to 2 decimal places, e.g., 32.16.)