Jack is on the same team as Karen
Karen is not on the same team as Nick
Ruth runs an earlier leg of the race than Peggy runs
Whether or not they on the same team as each other
Mark and Nick are both on team Y
Neither Jack nor Mark runs third
Karen and Laura both run second
Owen runs fourth
18. Which one of the following must be true?
(A) If Jack and Owen are assigned to the same team as each other Jack runs first
(B) If Jack and Peggy are assigned to the same team as each other Jack runs fourth
(C) If Jack and Ruth are assigned to the same team as each other Ruth runs third
(D) If Mark and Owen are assigned to the same team as each other Mark runs fourth
(E) If Mark and Ruth are assigned to the same team as each other. Ruth runs third
19. If Ruth is assigned to team X which one of the following is a complete and accurate list of the legs that she could run?
(A) first (B) second (C) first, second (D) first, third (E) second, third
20. If Owen and Ruth are assigned to the same team as each other which one of the following must be true?
(A) Mark runs fourth
(B) Nick runs first
(C) Nick runs fourth
(D) Peggy runs first
(E) Peggy runs fourth
21. Any of the following can be true EXCEPT
(A) Jack runs first
(B) Mark runs fourth
(B) Nick runs first
(C) Nick and Peggy both run third
(D) Owen and Peggy both run fourth
22. If Ruth and Peggy are assigned to the same team as each other which one of the following must be true?
(A) Jack runs first
(B) Mark runs fourth
(C) Nick runs third
(D) Peggy runs third