Security Analysis Homework! Help needed

Three Part! Thanks

For the next three (3) questions use the information below. You are provided the following information regarding the companies below. 15. Use Joel Greenblatt's magic formula. What is the ROC ranking for company A3? A) 1 B) 2 C) 3 D) 4 16. Use Joel Greenblatt's magic formula. What is the EY ranking for company A1? A) 1 B) 2 C) 3 D) 4 17. Use Joel Greenblatt's magic formula. What is the combined ranking for company A2? A) 4 B) 5 C) 7 D) 6 E) 3 18. Joel Greenblatt argues that it is rather easy for both individual investors and professional money managers to stick to the magic formula in the long run. A) True B) False 19. Professional money managers A) are evaluated on a relative basis B) are exposed to career risk C) exhibit herd behavior D) exhibit short-termism or myopic behavior E) all of the above