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Input devices are used to send data or instructions to the computer. A keyboard is an input device that allows the user to type and input commands.
Time is taken by two trains running in opposite directions to cross a man standing on the platform in 27 seconds and 17 seconds respectively. It took 21...
Train M, ‘x’ metres long crosses (x – 34) metres long platform in 15 seconds while train N having the length (x + 34) metres crosses the same plat...
Ratio of the lengths of two trains ‘X’ and ‘Y’ is 3:4 respectively and the ratio of time taken by them to cross a pole is 2:3 respectively. If s...
A train traveling at 20 m/s crosses a bridge that is 400 metres long in 35 seconds. What is the length of the train?
Two cars start from a place with a speed of 45 km/hr at an interval of 10 minutes. What is the speed of a man coming from the opposite direction towards...
Two trains approach each other at 24 kmph and 31 kmph from 2 places 220 km apart. After how many hours they will meet?
A train passes an electrical pole in 18 seconds and passes a platform 350 m long in 60 seconds. Find the length of the train.
A train can cross a man standing on a platform of 250 metres length in 70 seconds and can cross the platform in 87.5 seconds. Find the length of the train.
A person sees a train passing over 4 km long bridge. The length of the train is half that of bridge if the train clears the bridge in 4 mins. What is th...
A 150-metre train takes 6 seconds to cross a pole. If the same train takes 12 seconds to cross train 'C' that is travelling in opposite direction at 20 ...
