Biology, asked by knaitik0, 3 months ago

At international airport planes take off from five different runways 34 18 12 and 15 minutes interval at 7:30 a.m. planes took of planes all of iron which simultaneously when fired when will 5 planes take together again

Answers

Answered by kajalsalve1000

6

Answer:

We have to find the LCM of given numbers.

3=3

4=2×2

8=2×2×2

12=2×2×3

15=3×5

LCM= 2×2×2×3×5=120min

after 120 min= 2hrs

the 5 planes will next take off together at

=7.30am + 2hrs = 9.30am

Explanation:

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