PrepTest 62, Section 1, Question 23
Exactly six witnesses will testify in a trial: Mangione, Ramirez, Sanderson, Tannenbaum, Ujemori, and Wong. The witnesses will testify one by one, and each only once. The order in which the witnesses testify is subject to the following constraints:
Exactly six witnesses will testify in a trial: Mangione, Ramirez, Sanderson, Tannenbaum, Ujemori, and Wong. The witnesses will testify one by one, and each only once. The order in which the witnesses testify is subject to the following constraints:
Exactly six witnesses will testify in a trial: Mangione, Ramirez, Sanderson, Tannenbaum, Ujemori, and Wong. The witnesses will testify one by one, and each only once. The order in which the witnesses testify is subject to the following constraints:
Exactly six witnesses will testify in a trial: Mangione, Ramirez, Sanderson, Tannenbaum, Ujemori, and Wong. The witnesses will testify one by one, and each only once. The order in which the witnesses testify is subject to the following constraints:
Sanderson must testify immediately before either Tannenbaum or Ujemori.
Ujemori must testify earlier than both Ramirez and Wong.
Either Tannenbaum or Wong must testify immediately before Mangione.
Which one of the following pairs of witnesses CANNOT testify first and second, respectively?
Sanderson, Ujemori
Tannenbaum, Mangione
Tannenbaum, Sanderson
Ujemori, Tannenbaum
Ujemori, Wong
Explanations
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