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Q. The traffic lights at three different road crossings change after 24 seconds, 36 seconds, and 54 seconds respectively. If they all change simultaneously at 10:15:00 AM, then at what time will they again change simultaneously ?

  • (A) 10:16:54 AM
  • (B) 10:18:36 Am
  • (C) 10:17:02 AM
  • (D) 10:22:12 AM
  • Correct Answer - Option(B)
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  • Filed under category Math
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