A train is moving at the speed of 72 km/hr can cross a platform in 73 seconds. If the length of this train is 420, metres then what will be the length of platform?
A train is moving at the speed of 72 km/hr can cross a platform in 73 seconds. If the length of this train is 420, metres then what will be the length of platform?
Option 1 -
940 m
Option 2 -
980 m
Option 3 -
860 m
Option 4 -
1040 m
Asked by Shiksha User
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1 Answer
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Correct Option - 4
Detailed Solution:Sum of length = (72*5/18)*73
=1460 m
Length of platform = 1460 – 422
= 1040 m
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