Use this same data and your solution, in the next question, also:

Mars Corp. has a Beta of 2.0 while 30-day Treasury bills are yielding a return of 4.5%. The expected return on "The Market" is 15%.

Calculate the required return for Mars Corp.

Use your solution from the previous question:

Mars Corp has a Beta of 2.0 while 30-day Treasury bills are yielding a return of 4.5%. The expected return on "The Market" is 15%. If you created a portfolio out of this stock and Jupiter Company, which has a beta of 1.0, putting half of your money into each stock,

What is the required rate of return for the combined portfolio?