Math, asked by Syedsharifmudde, 11 months ago

Three bells rang at interval of 12,15,18 minutes they rang together at 10:30 am when they rang together next

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Answered by Divyasamota

8

The LCM of these will give the time they will ring together. 2 | 6, 15, 18 3 | 3 ... LCM of 6, 15 and 18 = 2 × 3 × 3 × 5 = 90 min = 1 hr 30 min

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