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943

Q:

Four bells ring at the intervals of 5, 6, 8, and 9 seconds. All the bells ring simultaneously at the same time. They will again ring simultaneously after: 

  • 1
    12 minutes
  • 2
    18 minutes
  • 3
    6 minutes
  • 4
    24 minutes
  • Show Answer
  • Workspace

Answer : 3. "6 minutes "

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