4. 0.0720 . You want your portfolio beta to be 1.30. Currently, your portfolio consists of Sh100 invested in stock A with a beta of 1.4 and Sh300 in stock B with a beta of .6. You have another Sh400 to invest and want to divide it between an asset with a beta of 1.8 and a risk-free asset. How much should you invest in the risk-free asset? Select one: 1 Sho 2. Sh50 3. Sh200 4. Sh320 Clear my choice