A 150 meters long train crosses a man walking at the speed of 8 km/hr in the opposite direction in 6 seconds. The speed of the train in km/hr is ___.
A train 50 meters long passes a platform 100 meters long in 10 seconds. The speed of the train ___.
If Abdul Karim can type a page in P minutes, what piece of the page can he do in 5 minutes?