Question

there traffic light 3 different road carrying changes 48 second 72 second and 100 second respectfully . if they all simulated an at 8 :00 am and what was the time they change again​

Answer 1

Answer:

We know that in order to find the time when the three lights will change simultaneously again after 7 a.m., we need to find the LCM of 48, 72, and 108. Hence, converting 432 seconds into minutes and seconds, we get: 432 seconds = 7 minutes and 12 seconds.

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