A train 800 metres long is running at a speed ...

[ Aptitude : Problems on Trains ]

A train 800 metres long is running at a speed of 78 km/hr. If it crosses a tunnel in 1 minute, then the length of the tunnel (in meters) is:
A. 130
B. 360
C. 500
D. 540

Select your answer:
A B C D E

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