PrepTest 25, Section 1, Question 11
Exactly six tourists�Harry, Irene, Klaus, Laura, Michael, Norma�are to be assigned to four guides: Valois, Xerxes, Yossarian, Zalamea. Each tourist is assigned to exactly one guide, with at least one tourist assigned to each guide. Valois speaks only French. Xerxes speaks only Turkish and Spanish. Yossarian speaks only French and Turkish. Zalamea speaks only Spanish and Russian. Each tourist speaks exactly one of the languages spoken by his or her guide and speaks no other language.
The following rules govern the assignment of the tourists to the guides:
Exactly six tourists�Harry, Irene, Klaus, Laura, Michael, Norma�are to be assigned to four guides: Valois, Xerxes, Yossarian, Zalamea. Each tourist is assigned to exactly one guide, with at least one tourist assigned to each guide. Valois speaks only French. Xerxes speaks only Turkish and Spanish. Yossarian speaks only French and Turkish. Zalamea speaks only Spanish and Russian. Each tourist speaks exactly one of the languages spoken by his or her guide and speaks no other language.
The following rules govern the assignment of the tourists to the guides:
Exactly six tourists�Harry, Irene, Klaus, Laura, Michael, Norma�are to be assigned to four guides: Valois, Xerxes, Yossarian, Zalamea. Each tourist is assigned to exactly one guide, with at least one tourist assigned to each guide. Valois speaks only French. Xerxes speaks only Turkish and Spanish. Yossarian speaks only French and Turkish. Zalamea speaks only Spanish and Russian. Each tourist speaks exactly one of the languages spoken by his or her guide and speaks no other language.
The following rules govern the assignment of the tourists to the guides:
Exactly six tourists�Harry, Irene, Klaus, Laura, Michael, Norma�are to be assigned to four guides: Valois, Xerxes, Yossarian, Zalamea. Each tourist is assigned to exactly one guide, with at least one tourist assigned to each guide. Valois speaks only French. Xerxes speaks only Turkish and Spanish. Yossarian speaks only French and Turkish. Zalamea speaks only Spanish and Russian. Each tourist speaks exactly one of the languages spoken by his or her guide and speaks no other language.
The following rules govern the assignment of the tourists to the guides:
At least Harry and Irene are assigned to Yossarian.
At least Laura is assigned to Zalamea.
If Klaus is assigned to Xerxes, then Michael speaks French.
If exactly two tourists are assigned to Xerxes, then which one of the following could be true?
Norma speaks Russian and Laura speaks Russian.
Norma speaks French and Michael speaks French.
Norma speaks French and Klaus speaks Turkish.
Michael speaks Spanish and Klaus speaks Spanish.
Michael speaks French and Klaus speaks Spanish.
Explanations
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