Question
If the ratio of side of a ∆ is 3:4:5, and a ┴ from
opposite vertex drawn to the biggest sides at D, if the length of biggest side is 10 then find ratio of ┴ which in drawn at biggest side to AB ?Solution
Train A running with a sped of 90 km/h crosses a vertical pole in 12 seconds. Speed of train A is 5 m/s less than speed of train B, and length of train ...
Ratio of the lengths of two trains ‘X’ and ‘Y’ is 6:7 respectively and the ratio of time taken by them to cross a pole is 2:3 respectively. If s...
Train ‘A’ running with a speed of 63 km/hr can cross a standing goods train of 4 times its length in 24 seconds. Find the time taken by 150 metres l...
Train A takes 24 seconds to cross a pole and 20sec to cross a man walking at the speed of 5.6 meter per second towards it. Train B travels 1 meter per s...
Train A and B can cross a 300 meters long platform in the same time. The length of Train A is 350 meters and the speed of Train B is twice the speed of...
A train 125 m long passes a man running at 5 km/hr in the same direction in which the train is going, in 10 seconds. The speed of the train is:
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’ ...
Length of a train, whose speed is 36 km/h, is 180 metres. Find the time taken (in seconds) by train to cross a bridge of length 120 metres.
A train running at 90 km/hr crosses a vertical pole in 5 seconds and a platform in 20 seconds. Determine the length of the platform.
Two trains, each 150 meters long, are running in opposite directions. If the speed of one train is twice that of the other and they take 20 seconds to c...
