A train speeds past a pole in 15 seconds and speeds past a platform 100 meters long in 25 second. Its length in meters is?

Question

Accepted Answer

Let the length of the train be 'L' meters and its speed be 'v' meters/sec Then, L/v = 15 ⇒ v = L/15 ....(1) Now, (L + 100)/25 = L/15 ⇒ L = 150 m

Discussion & Comments