8. Three bells ring at intervals of 15, 20 and 30 minutes. If they all ring at Il a.m. together, at what time will they next ring together?
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Answer:
Hence, the bells will ring together after 60 minutes. ∵ All the bells were ring at 11.00 a.m. ∴ At 12 noon, all the bells will ring together.
Step-by-step explanation:
Hence, the bells will ring together after 60 minutes.
∵ All the bells were ring at 11.00 a.m.
∴ At 12 noon, all the bells will ring together.
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