Math, asked by nikhil29902, 10 months ago

Four bells toll at interval of 9,15,18 and 21 seconds. If they toll together at 4:00 p.m when will they toll together next?

Answers

Answered by tarunchopda

0

Take LCM of 9 , 15 ,18 , 21 = 630 seconds = 10 mins 30seconds
Bells will toll again at 4:10:30 PM

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