# Four bells toll after an interval of 16,45,60,75 seconds respectively.these bells begin to toll together at 9a.m. at what time will they next toll together

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by sunshine9

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by sunshine9

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LCM will be 3600 , it means that after 3600s they will repeat , Converting to minutes = 3600/60 = 60 min. = 1 hour

So every hour bells toll together , so after 9:00am they will toll together at 10:00am