What is the Speed of Train

A train 132m long passes a telegraph post in 6 seconds. The speed of the train is:

  1. 70 km/hr
  2. 72 km/hr
  3. 79.2 km/hr
  4. 80 km/hr
Monis Rasool Professor Asked on 21st May 2015 in Maths.
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1 Answer(s)

Answer:(3) 79.2 km/hr.
A train covered distance = 132m

Taken time = 6 sec.

Speed of train = 132/6

22 m/sec.

Speed in Km/hr = 22 x 60 x 60/1000

= 79.2 Km/hr        Ans.

Hence, the speed of train is 79.2 km/hr.

Anurag Mishra Professor Answered on 22nd May 2015.
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