# A 300 m long train crosses a platform in 39 sec while it crosses a signal pole in 14 sec.

A 300 m long train crosses a platform in 39 sec while it crosses a signal pole in 14 sec. What is the length of the platform?

## Answer/Solution

535.71 m

### Steps/Work

Speed = 300/14= 150/7 m/sec.

Let the length of the platform be x meters.

Then, (x + 300)/39 = 150/7

=> x = 535.71 m.

Answer:D

Let the length of the platform be x meters.

Then, (x + 300)/39 = 150/7

=> x = 535.71 m.

Answer:D