Math, asked by vurevenkatavasudevak, 2 months ago

Traffic lights at three different crossings on a road change after every 10 minutes, 15 minutes and 20 minutes, respectively. If they change together at 9 a.m. first, when will they change together again?

Answers

Answered by harshalkale

1

Answer:

10 am

Step-by-step explanation:

Refer the image!

R=red signal

Y=yellow signal

G=green signal

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