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What is the sped of train ? I. Trin cr...

What is the sped of train ?
I. Trin crosses a signal post in 15 seconds.
II. Train crosses a 150 metre long platform in 27 seconds.
III. Train crosses another train running in the same direction on a parallel track in 32 seconds.

A

I and II

B

I and III

C

II and III

D

Any two of the three

Text Solution

Verified by Experts

The correct Answer is:
A
From statements I and II,
We can say that train crosses 250 m in (27-15) seconds
`therefore"speed"=(250)/(12)`
`=20.83m//s.`
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