PrepTest 73, Section 1, Question 10
At a business symposium there will be exactly five speakers: Long, Molina, Xiao, Yoshida, and Zimmerman. Each speaker will give exactly one speech, in either the Gold Room or the Rose Room. In each room, there will be exactly one speech at 1 P.M. and one speech at 2 P.M. In one of the rooms, yet to be determined, there will also be a speech at 3 P.M. The schedule of speeches is constrained by the following:
At a business symposium there will be exactly five speakers: Long, Molina, Xiao, Yoshida, and Zimmerman. Each speaker will give exactly one speech, in either the Gold Room or the Rose Room. In each room, there will be exactly one speech at 1 P.M. and one speech at 2 P.M. In one of the rooms, yet to be determined, there will also be a speech at 3 P.M. The schedule of speeches is constrained by the following:
At a business symposium there will be exactly five speakers: Long, Molina, Xiao, Yoshida, and Zimmerman. Each speaker will give exactly one speech, in either the Gold Room or the Rose Room. In each room, there will be exactly one speech at 1 P.M. and one speech at 2 P.M. In one of the rooms, yet to be determined, there will also be a speech at 3 P.M. The schedule of speeches is constrained by the following:
At a business symposium there will be exactly five speakers: Long, Molina, Xiao, Yoshida, and Zimmerman. Each speaker will give exactly one speech, in either the Gold Room or the Rose Room. In each room, there will be exactly one speech at 1 P.M. and one speech at 2 P.M. In one of the rooms, yet to be determined, there will also be a speech at 3 P.M. The schedule of speeches is constrained by the following:
Molina's speech must be earlier than Long's, and in the same room.
Neither Xiao's speech nor Yoshida's speech can be earlier than Zimmerman's.
If Long's speech is in the Gold Room, then Xiao's and Zimmerman's speeches must both be in the Rose Room.
If Xiao's speech is at 3 P.M., which one of the following cannot be true?
Long's speech is in the same room as Yoshida's.
Molina's speech is in the same room as Xiao's.
Xiao's speech is in the same room as Yoshida's.
Xiao's speech is in the same room as Zimmerman's.
Yoshida's speech is in the same room as Zimmerman's.
Explanations
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