What is the required return for Swiftwear shares using the capital asset pricing model (CAPM), assuming a beta of 1.15 and the following security market line beta R 0.00 6% 0.25 8% 0.50 10% 0.75 12% 1.00 14% 1.25 16% 1.50 18% 1.75 20% 2.00 22% 9.2% O % 15.2% 14% O 12%