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Two trains are 2 km apart and their leng...

Two trains are 2 km apart and their lengths are 200 m and 300 m. They are approaching towards each other with a speed of 20 m/s and 30 m/s respectively. After how much time will they cross each other.

A

50 seconds

B

100 seconds

C

`(25)/(3)` seconds

D

150 seconds

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The correct Answer is:
A
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S CHAND IIT JEE FOUNDATION-DISTANCE, TIME AND SPEED -Section-B (Question Bank-21(b))
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