Math, asked by teja850, 10 months ago

A train 400m long running at a speed of 40km/hr. How long it will take to cross a bridge 800m long?

Answers

Answered by kkchahar1978
0

Answer:

it will take 3÷100 hours

Answered by marvelpotter
2

Answer:

Total distance to be covered = 800 + 400 = 1200 m

Speed = 40km/hr = 40 ×5/18 m/s =11.1 m/ s

Time = Distance / Speed

T = 1200/11.1

T = 108s

Hope it helps..

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