The Treasury bill rate is 7%, and the expected return on the market portfolio is 11%. According to the capital asset pricing model:

a. What is the risk premium on the market? (in precentage)

b. What is the required return on an investment with a beta of 1.6? (Do not round intermediate calculations. Enter your answer as a percent rounded to 1 decimal place.)

d. If the market expects a return of 11.6% from stock X, what is its beta? (Do not round intermediate calculations. Round your answer to 1 decimal place.)