650 m
300 m - 18 sec X m - 39 sec X = 300*39/18= 650 m
A train crosses a man running in opposite direction in 21 seconds and same train crosses a 240 meters long platform in 33 seconds. If the speed of the man is 15 km/hr, then what is the speed of the train?
Fatafat Express train travelling at 90 kmph crosses a platform in 30 seconds and a person standing on the platform in 18 seconds. What is the length of the platform in meters?
