Question

A bell rings every 5 minutes. A second bell rings every 6 minutes and if the two bells rang at the same time in the morning , then the next time they will ring together at at

Answer 1

you use lowest common multiple to find the next time
Prime Factorisation method:
LCM: 3x3x5=45(ans)

Answer 2

Answer:

L.C.M of 5 and 6

30

Explanation:

I hope it helps you