1.

A Man Sitting In A Train Travelling At The Rate Of 50 Km/hr Observes That It Takes 9 Sec For A Goods Train Travelling In The Opposite Direction To Pass Him. If The Goods Train Is 187.5 M Long, Find Its Speed.

Answer»

LET REQUIRED SPEED be X.

So,187.5/{ (x+50)*5/18} =9

Let required speed be x.

So,187.5/{ (x+50)*5/18} =9



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