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The traffic lights at three different road – crossing change after every 36 seconds,60 seconds and 72 seconds. If they change simultaneously at 8 a. m. after, what time will they change again simultaneously? |
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Answer» Answer: 8.06 am Step-by-step EXPLANATION: LCM of 36,60,72= 360 so.they will change 360 SECONDS after 8am that is 6 mins after 8 am 8.06 am |
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