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M. S. Swaminathan: The Quest for a World without Hunger. The books published under the Series bring out the remarkable transformation of Indian agriculture. This was achieved through synergy among science, public policy and farmers' enthusiasm.
A train 420 metre long takes 21 sec to cross a man running at a speed of 3 km/hr in the direction same to that of train. What is the speed of the train?
Train ‘A’ running with a speed of 108 km/hr crosses a vertical pole in 8 seconds. Find the time taken by the train ‘A’ to cross a train ‘B’ ...
Two cars start from a place with a speed of 50 km/hr at an interval of 12 minutes. What is the speed of a man coming from the opposite direction towards...
A person sees a train passing over 3 km long bridge. The length of the train is half that of bridge if the train clears the bridge in 5 mins. What is th...
Two trains approach each other at 23 kmph and 26 kmph from 2 places 245 km apart. After how many hours they will meet?
What will be the length of train 1?
Statement I: If train 1 covers a standing man in 12 sec.
Statement II: if a train 1 covers a plat...
Two trains, each 110 meters long, are running in opposite directions. If the speed of one train is twice that of the other and they take 12 seconds to c...
Train A running at a speed of 45 km/hr crosses train B in 30 seconds. Find the speed of train B (in km/hr), if the sum of the length of train A and B is...
Two cars start from a place with a speed of 60 km/hr at an interval of 15 minutes. What is the speed of a man coming from the opposite direction towards...
Two trains started from stations ‘A’ and ‘B’ at same time and started travelling towards each other at speeds of 60 km/hr and 50 km/hr, respecti...