A train travelling at 48 kmph crosses another train, having half of i…

Question

A train travelling at 48 kmph crosses another train, having half of its length and travelling in opposite direction at 42 kmph, in 12 seconds. It also passes a railway platform in 45 seconds. The length of railway platf…

Accepted Answer

Option D. 400m. Answer & Solution Answer: Option D Solution: Let the length of the train traveling at 48 kmph be 2x meters. And length of the platform is y meters. & Relative speed of train & = ( 48 + 42 )\, kmph & = 90 × 518 & = 25\,m/ & And\, 48\, kmph & = 48 × 518 & = 403\,m/ & & According t…

A train travelling at 48 kmph crosses another train, having half of its length and travelling in opposite direction at 42 kmph, in 12 seconds. It also passes a railway platform in 45 seconds. The length of railway platform is:

Solution