Question

The traffic lights at three different road crossing change after every 48 seconds, 72

seconds and 108 seconds respectively. If they change simultaneously at 7 am, at

what time will they change simultaneously again?

3​

Answer 1

Answer:

14 am is answer.

Step-by-step explanation:

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Answer 2

Answer:

first light will change at 7 am 0 mins 48 sec.

second will be at 7:01:12am

and the third will be at 7:01:48 am