5 electronies bells roing, every6 ,7, 8, 9, 12secondsAfter how many se – InterviewSolution

1.

5 electronies bells roing, every6 ,7, 8, 9, 12secondsAfter how many seconds they will ring togetheragain.

Answer»

Answer is 424 because we can get L. C

M OF 6,7,8,9,12 LCM IS 424

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