a portfolio manager is managing a $10 million portfolio. Currently the portfolio is invested in the following manner:

investment	dollar Amt invested	beta
stock 1	$ 2 million	0.6
stock 2	3 million	0.8
stock 3	3 million	1.2
stock 4	2 million	1.4

Currently, the risk- free rate is 5% and the portfolio has an expected return of 10%. Assume the market is in equilibrium, and that the manager is willing to take on additional risk and wants to instead earn an expected return of 12% on the portfolio. Her plan is to sell stock 1 and use the proceeds to buy another stock. in order to reach her goal, what should the beta of the new stock that the manager selects to replace stock 1?