A portfolio comprises Coke (beta of 1.5 and Wal-Mart (beta of 0.9) The amount invested in Coke is $10,000 and in Wal Martis 520.000. What is the bea of the portfolio? O A. 1.16 OB. 0.99 OC. 1.1 OD. 121 no This Question: 1 pt 30 of 45 (0 complete) This Test: 45 pts possible Your estimate of the market risk premium is 9%. The risk free rate of return is 5% and General Motors has a beta of 14. What is General Motors' cost of equity capital? OA. 18.5% OB. 16.7% OC 176% OD. 158%