Question

two trains running at the rate of 30kmph and 36 kmph in the same direction. the length of second train is 130 m and the time taken to cross each other is 150 seconds. then the length of first train is​

Answer 1

Step-by-step explanation:

Speed=36-30=6km/hr=6×5/18=5/3 m/sec (same direction)

Total length=5/3×150=250m

First train length=250-130=120m