Question

Four bells ring at intervals of 8 6 12 and 20 minutes.they ring simultaneously at 11.am.at what time will they ring together​

Answer 1

Answer:

1pm

Explanation:

LCM of 8 6 12 20

8=2*2*2

6=2*3

12=2*2*3

20=2*2*5

LCM = 2*2*2*3*5

LCM = 120

so the bells will ring simultaneously at an intervals of 120min (2 hours)

So the bells will ring at 1 pm

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