Math, asked by shubh138, 1 year ago

at an international airport planes takes off from 5 different runways at 3,4,8,12 and 15 minutes.At 7:30 planes took off from all 5 runways simultaneously. when will 5 planes take off together again

Answers

Answered by haris112

1

Aftr2hrs i

Bcoz. HCF of 3 4 12 8 is 2

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