Math, asked by maya667977, 4 months ago

the traffic lights at three different road crossing change after 24second , 36seconds, 54seconds respectively. If they all change simultaneously at 10:15:00 am then at what time they again change the simultaneously​

Answers

Answered by Anonymous
3

Answer:

Find the LCM of 24, 36 and 54 secs.

24 = 2x2x2x3

36 = 2x2x3x3

54 = 2x3x3x3

LCM of the three numbers is : 2x2x2x3x3x3 = 216.

So if the three traffic lights were changed simultaneously at 10:15:00, then the three lights will change simultaneously at 10:18:36, followed by 10:22:12.

Answered by Anonymous
0

Answer:

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