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
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 of Mr. Y and there are 48 persons in the queue, how many persons are there between Mr. X and Mr. Z ?
(a) 6 (b) 7 (c) 8 (d) 9
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(c) Total number of persons in the queue = 48
Position of Mr. X from the front = 14
Position of Mr. Y from the end = 17
∴ Position of Mr. Y from the front = 48 – 17 + 1= 32
Rank of Mr. Z from the front =14+32 /2 =23
Thus total number of persons between Mr. X and Mr. Z = 23 – 14 – 1 = 8
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