GRE北美题No4-3.docVIP

No4-1 SECTION 6 Questions 1-4 Six products—U, V, W, X, Y, and Z—are to be placed in the display window of a vending machine with six compartments, numbered 1 through 6 from left to right. The products must be placed in the win- dow, one product in each compartment, according to the following conditions: U cannot be immediately to the left or immedi- ately to the right of V. W must be immediately to the left of X. Z cannot be in compartment 6. 1. Which of the following products CANNOT be placed in compartment 1? (A) U (B) V (C) W (D) X (E) Z 2. If X is placed in compartment 3, W must be placed in compartment (A) 1 (B) 2 (C) 4 (D) 5 (E) 6 3. If U is placed in compartment 5, which of the following products must be placed in compart- ment 6? (A) V (B) W (C) X (D) Y (E) Z 4. If Z is placed in compartment 3, immediately to the right of X, which of the following pro- ducts must be placed in compartment 5? (A) U (B) V (C) W (D) X (E) Y 5. Athletic director: “Members of our sports teams included, for the fall season, 80 football players and 40 cross-country runners; for the winter season, 20 wrestlers and 40 swimmers; for the spring season, 50 track-team members and 20 lacrosse players. Each team athlete partici- pates in his or her sport five days a week for the whole three-month season, and no athlete is on two teams during any one season. Therefore, adding these figures, we find that our team sports program serves 250 different individual athletes.” In drawing the conclusion above, the athletic director fails to consider the relevant possibility that (A) athletes can be on more than one team in a single season (B) athletes can be on teams in more than one season (C) some of the team sports require a larger number of athletes on the team than do others (D) more athletes participate in team sports during one season than during another (E) an athlete might not