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Quantitative Aptitude

Zonal Theorem

Directions:- ...

Question

Directions:- Study the following information carefully to answer the question given below.

In a queue, Mr. X is fourteenth from the front and Mr. Y is seventeenth from the end, while Mr. Z is exactly in between Mr. X and Mr. Y. If Mr. X is ahead Mr. Y and there are 48 persons in the queue, how many persons are between Mr. X and Mr.Z?

A

6

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B

7

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C

8

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D

9

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E

None of these

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Solution

The correct option is C 8
No, of persons between X and Y = 48 - (14 + 17) = 17
Ranking of $Z = \frac{17 - 1}{2}$ = 8th from either of X and Y. So, there are 8 persons between Mr. X and Mr. Z

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