Meaning of six bells commence tolling together and toll at intervals of 2, 4, 6, 8, 10 and 12 seconds respectively. in 30 minutes, how many times do they toll together ?
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LCM of 2,4,6,8,10 and 12= 120
120 seconds into minutes = 2 minutes
= 30 ÷ 2
= 15
Ans= They will toll 15 times together
120 seconds into minutes = 2 minutes
= 30 ÷ 2
= 15
Ans= They will toll 15 times together
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