Question
An Urn has 120 Pink, 60 Green and 80 White Cards. 25%
of Pink Cards and 50% of Green Cards are taken away, percentage of White Cards at present isSolution
Remaining Cards = (120 + 60 +80) – 60 = 200 Required Percentage = `80/200` `xx` 100 = 40%
A train travels at an average speed of 100 km per hour without stoppage and with stoppages it covers the same distance at an average speed of 80 km/hr. ...
Train ‘A’ running with a speed of 108 km/hr crosses a vertical pole in 10 seconds. Find the approx. time taken by the train ‘A’ ...
Two trains running on parallel track with lengths 140 m and 40 m respectively. When travelling in opposite directions they are observed to pass each oth...
A goods train leaves a station at a certain time and at a fixed speed. After 10 hours, an express train leaves the same station and moves in the same di...
Speed of train A and train B is 90 km/hr and 36 km/hr respectively. They cross each other in 10 seconds when they are running in opposite directions. Le...
Train X (150 m) passes a platform of 210 m in 18 seconds. The ratio of the speed of train X to train Y is 2:3. Determine the length of train Y if it tak...
Two trains of same length are running in parallel tracks in the same direction with speed 90 km/hr and 120 km/hr respectively. The latter completely cro...
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...
A train can cross a pole in 18 seconds. When the length of the train is increased by 50 metres, it now takes 169 seconds to overtake a car running in th...
A person is walking at 4 m/sec in the same direction of a train. The train crosses him in 7 seconds. If train speed is 72 km/hr, find the time to cross ...
Relevant for Exams:
