1.

A train 300m long passed a man walking along the line in the same direction at the rate of 3km/hr in 33 seconds. The speed of the train

Answer»

LET SPEED of TRAIN is X km/hr.
Speed of train w.r.t. man is = (X-3 )km/hr.
Speed in m/sec is = (X-3)*5/18
Now we KNOW speed = distance/time.
So (X-3)*5/18 = 300/33
X= 371/11 m/sec.



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