A train travels at a speed of 40 km/hr and another train at a speed of 20 m/s. find ratio of speed of the first train to that of the second train ?

A train travels at a speed of 40 km/hr and another train at a speed of 20 m/s. What is the ratio of speed of the first train to that of the second train?

Speed of the train is 60 km/h, then find the speed of m/s.

Speed of the train is 60 km/h, then find the speed of m/s.

A train goes with a speed of 20 m/s what is the speed of train in km/h?

A train of 100 m long travelling at 40 m/s starts overtaking another train 200 m long travelling at 30 m/s . The time taken by the first train to pass the second train completely is

A passenger train of length 60 m travels at a speed of 80 km / hr. Another freight train of length 120 m travels at the speed of 30 km/hr , the ratio of times taken by the train to completely cross the freight train when :(i) they are moving in direction , and (ii) in the opposite directions is :