Math, asked by adityachapke92, 4 hours ago

Three bells ring together. If the bells ring at intervals of 10, 15 and 20 seconds respectively. After what interval of time will they ring together again?

Answers

Answered by saketminiyar819

1

Answer:

60

Step-by-step explanation:

We will do LCM in here so,

10 - 2×5

15 - 2×3×5

20 - 2×2×5

Therefore ,

LCM(10,15,20) = 2×2×3×5 = 60

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