Example of Analytical Part with Answer Keys

Questions 1-4

The supervisor of a commuter airline is scheduling pilots to fly the round- trip from City X to City Y. The trip takes only two hours, and the airline has one round-trip flight in the morning and one round-trip flight in the afternoon, each day, Monday through Friday. Pilots must be scheduled in accordance with the following rules:

Only W, X, and Y can fly the morning flight. Only V, X, and Z can fly the afternoon flight. 

No pilot may fly twice on the same day.

No pilot may fly on two consecutive days.

X must fly the Wednesday morning flight.

Z must fly the Tuesday afternoon flight.

Q.1  Which of the following must be true?

A.  W flies the Monday morning flight 

B.  X flies the Monday afternoon flight

C.  Y flies the Tuesday morning flight 

D.  W flies the Thursday morning flight

E.   Z flies the Thursday afternoon flight

Q.2   If X flies on Friday morning, which of the following must be true?

A. X does not fly on Monday afternoon

B. V flies on Friday afternoon 

C. W flies Thursday morning 

D. Y flies Thursday morning

E.  Neither W nor Y flies Thursday morning

Q.3   If X flies only one morning flight during the week, which   

      of the following must be true?

A. W flies exactly two days during the week

B.  X flies exactly three days during the week

C.  Y flies only one day during the week

D.  Z flies Monday afternoon and Friday afternoon

E.  X flies more times during the week than V

 Q.4  If W is not scheduled to fly at all during the week, all of the following must be true EXCEPT

A. X flies on Monday morning

B. V flies on Monday afternoon

C. Y flies on Thursday morning

D. Z flies on Friday afternoon

E. X flies on Friday morning 

 Answer Keys:

1.E     2.B    3.A    4.D