1- A stock has an expected return of 12.1 percent, a beta of 1.8, and the return on the market is 8.2 percent. What must the risk-free rate be?

2- A stock has an expected return of 11.5 percent, its beta is 1.42, and the risk-free rate is 2.9 percent. What must the expected return on the market be

3- A stock has a beta of 0.7 and an expected return of 7.3 percent. If the risk-free rate is 1.3 percent, what is the market risk premium?

4-

Suppose you observe the following situation:

Security	Beta	Expected Return
Peat Co.	1.20	10.6
Re-Peat Co.	0.80	9.3

Assume these securities are correctly priced. Based on the CAPM, what is the expected return on the market? (Do not round intermediate calculations. Enter your answers as a percent rounded to 2 decimal places.)