Question

II
Three bells ring at intervals of 9, 12 and 15 minutes. If they ring together at 6.00 a.m, when will
they ring together again?​

Answer 1

Answer:

to find the time they again ring we have to find there LCM

9,12,15=180min

180min=3hrs

and these bells will ring after 3hrs=9:00 am

Answer 2

Answer:

Ok answer is 9:00 lets see step by explanation

Step-by-step explanation:

so first of all we will find their LCM and so LCM is 180 180 is equal to 3 hours so we will add 6:00+ 3 hours= 9:00

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