The Treasury bill rate is 4 percent, and the expected return on the market portfolio is 12,percent. Using the capital asset pricing model:,a. Draw a graph similar to Figure 8.7 showing how the expected return varies with beta.,b. What is the risk premium on the market?,c. What is the required return on an investment with a beta of 1.5?,d. If an investment with a beta of .8 offers an expected return of 9.8 percent, does it have,a positive NPV?,e. If the market expects a return of 11.2 percent from stock X, what is its beta?