In a seminar the number of participants in Hindi, English and Mathematics are

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In a seminar the number of participants in Hindi, English and Mathematics are 60, 84 and 108 respectively. Find the minimum number of rooms required if in each room the same number of participants are to be seated and all of them being in the same subject.

Options:

A . 12

B . 18

C . 21

D . 24

Answer: Option C

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