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Two trains take 3 sec to pass one another when going in the opposite direction but only 2.5 sec if the speed of the one is increased by 50%. The time one would take to pass the other when going in the same direction at their original speed is?

Two trains take 3 sec to pass one another when going in the opposite direction but only 2.5 sec if the speed of the one is increased by 50%. The time one would take to pass the other when going in the same direction at their original speed is?

Grade:Select Grade

1 Answers

Abhishek Kumar
askIITians Faculty 253 Points
6 years ago
Equations are,
x/(u + v) = 3
x/(1.5u + v) = 2.5
Find,
x/(u-v)

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