Math, asked by Anonymous, 7 months ago

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Answered by ds843959
1

Answer:

d. is right answer

Step-by-step explanation:

I hope it will help you

Answered by nOTsOcOOL
0

Answer:

>> They start tolling together, they will ring together at LCM of 9, 12 and 15.

>> So, We have to find LCM of 9 , 12 and 15.

>>       9 = 3×3  

          12 = 2×2×3

          15 = 3×5  

>> LCM = 3×3×2×2×5 = 180

>> It means the bells will toll together after 180 minutes or 3 hours.

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