Queue Ranking

CMAT 2026 · Logical Reasoning · Medium · Ranking and Ordering

In a queue, A is eighteenth from the front while B is sixteenth from the end. If C is twenty-fifth from the front and is exactly in the middle of A and B, then how many persons are there in the queue?

  1. A.

    47

  2. B.

    42

  3. C.

    51

  4. D.

    64

Answer

A

Explanation

A is 18th from the front and C is 25th from the front. Number of persons between A and C = 25−18−1=625 - 18 - 1 = 6. Since C is exactly in the middle of A and B, there must also be 6 persons between C and B. Position of B from the front = 25+6+1=3225 + 6 + 1 = 32. Since B is 16th from the end, total persons in the queue = 32+16−1=4732 + 16 - 1 = 47.

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