. 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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Answered by
1
Answer:
15 is 15 so 15 should must be 15 so you can't change the 15 that's why your answer is 15
Answered by
8
Answer:
First take LCM of 2, 4 , 6 , 8 , 10 and 12 = 120
it means after 120 second they toll together
120 second = 2 minutes
30 ÷ 2 = 15
Hence, 15 times they toll together in
30 minutes
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