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Applications of HCF & LCM in Real-World Problems

6 bells comme...

Question

6 bells commence tolling together and toll at intervals 2, 4 ,6,8,10,12 respectively. After how many minutes they will toll together?

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Solution

They will toll together at the LCM of each intervals

The LCM OF 2 ,4,6,8,10,12. Is 120

120 seconds =2 minutes

So they will toll together after 2 minutes

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