1.

A Train Speeds Past A Pole In 15 Seconds And A Platform 100 M Long In 25 Seconds. Its Length Is?

Answer»

Let the length of the TRAIN be x meters and its speed be y m/sec.

They, x / y = 15 => y = x/15 

x + 100 / 25 = x / 15 

 x = 150 m. 

Let the length of the train be x meters and its speed be y m/sec.

They, x / y = 15 => y = x/15 

x + 100 / 25 = x / 15 

 x = 150 m. 


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