The length of train A is $300$ meters and it crosses a $500$ meters long platform in $30$ seconds. If the length of train B is twice the length of tra...
Question
The length of train A is $300$ meters and it crosses a $500$ meters long platform in $30$ seconds. If the length of train B is twice the length of train A and the speed of train B is , then find the time taken by train B to cross the same platform (in seconds).