Math, asked by viveklogisticshaldia, 9 months ago

4 bells toll at intervals of 4,7,12 and 84. At 9'o clock the bells toll together.when will they again till together

Answers

Answered by rajeevr06

2

Answer:

LCM of 4, 7, 12, 84 = 252 min. = 4 hours 12 min. i.e bells toll again at 9 hours + 4 hours 12 min. = 13 hours 12 min.

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