Math, asked by gyggyyyy48, 8 months ago

Four bells toll at interval of 7, 12, 15, 20 min respectively. If they toll together at 2 p. m. , when they toll together next.

Answers

Answered by nithirithi

1

Answer:

at 3pm

Step-by-step explanation:

take the lcm of 7,12, 15., 20

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