The Treasury bill rate is 3.4%, and the expected return on the market portfolio is 10.8%. Use the capital asset pricing model. a. What is the risk premium on the market? (Do not round intermediate calculations. Enter your answer as a percent rounded to 1 decimal place.) Risk premium b. What is the required return on an investment with a beta of 1.3? (Do not round intermediate calculations. Enter your answer as a percent rounded to 2 decimal places.) Required return C. If an investment with a beta of .48 offers an expected return of 7.7%, does it have a positive NPV O No O Yes d he market expects a retum o 10.5% rom stock X wha s its beta? Do not round intermediate calculations. Beta nter your answer as a percent rounded to 2 de imal places