The Treasury bill rate is 4.9%, and the expected return on the market portfolio is 11.1%. Use the CAPM: b. What is the risk premium on the market? Note: Enter your answer as a percent rounded to 1 decimal place. c. What is the required return on an investment with a beta of 1.2? Note: Do not round intermediate calculations. Enter your answer as a percent rounded to 2 decimal places. d. If an investment with a beta of 0.85 offers an expected return of 8.7%, does it have a positive NPV? e. If the market expects a return of 12.2% from stock X, what is its beta? Note: Do not round intermediate calculations. Round your