three bells toll at the interval of 9, 12 ,15 min respectively if they start tolling together ,after what time will they next toll again together. please explained
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Step-by-step explanation:
So , the LCM of 9 , 12 and 15 is 180. The bells will toll together after 180 minutes or 3 hours. Answer) Bells will toll together after 180 minutes or 3 hours
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