Each of B, Q, C, N, X, U and M has an exam on a different day of a week, starting from
Each of B, Q, C, N, X, U and M has an exam on a different day of a week, starting from
Monday and ending on Sunday of the same week. Only two people have exams before
Q. Only one person has the exam after N. B has the exam before U but after Q. X has the
exam immediately before C. M does not have the exam before U. How many people have
exams between U and X?
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Correct answer: (B) Three