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six Bells commence tolling together and toll at intervals of 2, 4, 6, 8, 10 and 12 seconds respectively. In 30 minutes how many time will they toll together |
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Answer» LCM of 2,4,6,8,10,12 = 720 seconds 720 / 60 = 12 it will toll TOGETHER after 12 mins so in 30 mins it will toll 2 TIMES |
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