Math, asked by sudipkrdawn, 16 hours ago

A train 500m long is travelling at 72 km/hr. In what time will it cross a bridge 100 m long?

Answers

Answered by SKC4973

1

Answer:

30s

Step-by-step explanation:

Total distance to be covered by the Train= (500+100)m=600m

Speed of train = 72 km/hr = 72x5/18 =20m/s

We know

Time taken=Distance/Speed

= 600/20

= 30s

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