Question

a train 28 metres long is running at a speed of 42 kilometre per hour how much time it will take to pass a man standing on a platform​

Answer 1

Here is Ur answer bro

Length of train = 28 metres

Since, a man is standing at a platform, the train will pass beside him with the train's length

So, Speed = 42 km/hr

Distance = 28 metres

Thus,Time= 28 / 42 hours

= 0.66 hours«ans.

I hope U understand and my answer may be correct....