20). Your mother's well-diversified portfolio has an expected return of 12.0% and a beta of 1.20. She is in the process of buying 100 shares of Safety Corp. at $10 a share and adding it to her portfolio. Safety has an expected return of 15.0% and a beta of 2.00. The total value of your current portfolio is $9,000. What will the expected return and beta on the portfolio be after the purchase of the Safety stock?