Three bells toll at intervals of 9, 12 and 15 seconds respectively, beginning together. After what interval of time will they toll together
Answers
Answered by
1
Step-by-step explanation:
we want to find the lcm of 9,12 and 15
it is 60
it will toll together after 1 minute which means 60 second
Answered by
2
Answer:
180 minutes
Step-by-step explanation:
It is given that three bells tolls at the intervals of 9, 12, 15 minutes respectively. We need to find out if they start tolling together after what time they next toll together. So, the answer is 180. If they start tolling together then it will rung after 180 minutes.
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