3-If you take out a three-year car loan for $24,540 at an interest rate of 7.73%, what are your monthly payments?

4-What is the expected annual return on Caterpillar if it has a beta of 0.90; the annual one-year Treasury bill rate is 2.24%%; and the expected return on the Standard & Poors 500 is 8%? Also, please explain, in a few sentences, the intuition behind your result (i.e., the relationship between beta and expected return).