Seven bells ring at intervals of 2,3,4,6,8,9,12 min respectively they started ringing simultaneously at 6.00 in the morning how many times would all seven bells ring simultaneously till 5.00 in the evening of the same day
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Find L.C.M of all
L.C.M=96
all bells ring simultaneously after 96 minutes.
number of minutes between given time is 660
number of times when all ring simultaneously=660/96=6.875
your answer is 6
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