The speed of a train is 20m/s. Find it in km/hr

A person travelled 270 km in 9 hours partly by car and partly by train. Speed of car is 36 km/h and speed by train is 27 km/hr. Find the distance travelled by car and travelled by train.

Two trains of same length moving in opposite direction. Speed of train1 is 54 km/hr and Speed of train2 is 18 km/hr. First train takes 30 seconds to cross the second train. Find the time taken by first train to cross 450 m long platform.

A train passes a station platform in 36 second, a man standing on the platform in 20 seconds. it speed of the train is 54km/hr ,what is the length of the platform? 225backslash m b.240backslash m c.230backslash m d.235backslash m

A train of length 240 m crosses a platform in 20 s. If the speed of the train is 72 km/h, then find the length of the platform.

A train of length 240 m crosses a platform in 20 s. If the speed of the train is 72 km/h, then find the length of the platform.

A train passes a station platform in 36 seconds and a man standing on the platform in 20 seconds. If the speed of the train is 54 km/hr, what is the length of the platform?