Math, asked by BeautyPaul, 11 hours ago

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 bishir
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 Sayalizodgekar
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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