The traffic lights at three different road crossing change after every 50seconds,75Seconds and 100 seconds. Respectively if they start changing simultaneously at 8 a.m., after how much time will they change again simultaneously
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Answer:
08:05 a.m.
Step-by-step explanation:
to find the at what time the lights will change simultaneously we need to find the LCM of 50, 75 and 100
LCM (50, 75, 100) = 300
300 seconds = 5 minutes
Therefore, at 8:05 a.m., lights will change simultaneously
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