Math, asked by poojabhabiya27, 11 months ago

three bells ring at intervals of 15 20 30 minutes in the ring together at 10:00 a.m. at what time will they ring together

Answers

Answered by bharat9291

3

Step-by-step explanation:

find the LCM of 15,20 and 30

15= 5*3

20 = 2*2*5

30 = 2*3*5

LCM = 2*2*3*5= 60

so they will rang after 60 mins means 1 hour means at 11 am

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