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Recent questions tagged math
Questions
A train covers a distance of 10 km in 12 minutes. If its speed is decreased by 5 km/hr the time taken by it to cover the same distance will be
olympiad
class9
math
everyday mathematics
asked
Aug 26, 2015
by
pady_1
0
answers
A train 280 m long is moving at 60kmph. The time taken by the train to cross a tunnel 220 m long is
olympiad
class9
math
everyday mathematics
asked
Aug 26, 2015
by
pady_1
2
answers
A train traveling at a speed of 90kmph crosses a pole in 10 seconds. The length of the train is
olympiad
class9
math
everyday mathematics
asked
Aug 26, 2015
by
pady_1
1
answer
A train 700 m long is running at 72kmph. If it crosses a tunnel in I minute, the length of the length of the tunnel is
olympiad
class9
math
everyday mathematics
asked
Aug 26, 2015
by
pady_1
0
answers
If a 200 m long train crosses a platform of the same length as that of the train in 20 seconds, then the speed of the train is
olympiad
class9
math
everyday mathematics
asked
Aug 26, 2015
by
pady_1
0
answers
A train overtakes two persons who are walking in the same direction in which the train is going, at the rate of 2 kmph and 4 kmph and passes them completely in 9 and 10 seconds respectively. The length of the train is
olympiad
class9
math
everyday mathematics
asked
Aug 26, 2015
by
pady_1
0
answers
A train 150 m long is running at a speed of 90kmph. Time taken by the train to cross a tree is
olympiad
class9
math
everyday mathematics
asked
Aug 26, 2015
by
pady_1
1
answer
A train is moving at speed of 132kmph. If the length of the train is 110 meters, how long will it take to cross a railway platform 165 m long?
olympiad
class9
math
everyday mathematics
asked
Aug 26, 2015
by
pady_1
0
answers
A train 360 m long is running at a speed of 45 km/hr. In what time will it pass a bridge 140 m long?
olympiad
class9
math
everyday mathematics
asked
Aug 26, 2015
by
pady_1
0
answers
An express train traveled at an average speed of 100 km/hr, stopping for 3 minutes after every 75 km.. How long did it take to reach its destination 600 km from the starting point?
olympiad
class9
math
everyday mathematics
asked
Aug 26, 2015
by
pady_1
1
answer
A train of length 150 m long takes 40.5 seconds to cross a tunnel of length 300 m the speed of the train(in km/hr) is
olympiad
class9
math
everyday mathematics
asked
Aug 26, 2015
by
pady_1
1
answer
A train speeds past a pole in 15 seconds and a platform 100 m long in 25 seconds. Its length is
olympiad
class9
math
everyday mathematics
asked
Aug 26, 2015
by
pady_1
0
answers
If a train 110 m long passes a telegraph pole in 3 seconds, then the time taken by it to cross a railway platform 165 m long is
olympiad
class9
math
everyday mathematics
asked
Aug 26, 2015
by
pady_1
1
answer
A train 150 m long moving at a speed of 35 meters per second overtakes a man moving at 5 meters/sec in opposite direction. The train will pass the man in
olympiad
class9
math
everyday mathematics
asked
Aug 26, 2015
by
pady_1
0
answers
Two trains 126 m and 114 m long are running in opposite directions, one at the rate of 30kmph and another one at 42kmph. From the moment they meet will cross each other in
olympiad
class9
math
everyday mathematics
asked
Aug 26, 2015
by
pady_1
1
answer
A train 280m long, running with a speed of 63kmhr will pass a pole in
olympiad
class9
math
everyday mathematics
asked
Aug 26, 2015
by
pady_1
0
answers
In what time will a train 100 meres long cross an electric pole, if its speed is 144 km/hr
olympiad
class9
math
everyday mathematics
asked
Aug 26, 2015
by
pady_1
0
answers
The ratio between the speeds of two trains is 7 : 8. If the second train runs 400 kms in 4 hours, then the speed of the first train is
olympiad
class9
math
everyday mathematics
asked
Aug 26, 2015
by
pady_1
0
answers
A goods train runs at the speed of 72 km/hr and crosses a 250 m long platform in 26 seconds. What is the length of the goods train?
olympiad
class9
math
everyday mathematics
asked
Aug 26, 2015
by
pady_1
0
answers
A train passes a station platform in 36 seconds and a man standing on the platform in 20 seconds. If the speed of the train is 54 km/hr, what is the length of the platform?
olympiad
class9
math
everyday mathematics
asked
Aug 26, 2015
by
pady_1
0
answers
Two trains of equal lengths take 10 seconds and 15 seconds respectively to cross a telegraph post. If the length of each train be 120 metres, in what time (in seconds) will they cross each other travelling in opposite direction?
olympiad
class9
math
everyday mathematics
asked
Aug 26, 2015
by
pady_1
0
answers
Two trains are running in opposite directions with the same speed. If the length of each train is 120 metres and they cross each other in 12 seconds, then the speed of each train (in km/hr) is:
olympiad
class9
math
everyday mathematics
asked
Aug 26, 2015
by
pady_1
1
answer
Two trains 140 m and 160 m long run at the speed of 60 km/hr and 40 km/hr respectively in opposite directions on parallel tracks. The time (in seconds) which they take to cross each other, is:
olympiad
class9
math
everyday mathematics
asked
Aug 26, 2015
by
pady_1
0
answers
A 270 metres long train running at the speed of 120 kmph crosses another train running in opposite direction at the speed of 80 kmph in 9 seconds. What is the length of the other train?
olympiad
class9
math
everyday mathematics
asked
Aug 26, 2015
by
pady_1
0
answers
Two trains are moving in opposite directions at 60 km/hr and 90 km/hr. Their lengths are 1.10 km and 0.9 km respectively. The time taken by the slower train to cross the faster train in seconds is
olympiad
class9
math
everyday mathematics
asked
Aug 26, 2015
by
pady_1
0
answers
A train passes a station platform in 36 seconds and a man standing on the platform in 20 seconds. If the speed of the train is 54 km/hr, what is the length of the platform?
olympiad
class9
math
everyday mathematics
asked
Aug 26, 2015
by
pady_1
0
answers
A train 220 m long is running with a speed of 59 kmph. In what time will it pass a man who is running at 7 kmph in the direction opposite to that in which the train is going?
olympiad
class9
math
everyday mathematics
asked
Aug 26, 2015
by
pady_1
1
answer
A man sitting in a train which is traveling at 50 kmph observes that a goods train, traveling in opposite direction, takes 9 seconds to pass him. If the goods train is 280 m long, find its speed.?
olympiad
class9
math
everyday mathematics
asked
Aug 26, 2015
by
pady_1
0
answers
A train is moving at a speed of 132 km/hr. If the length of the train is 110 metres, how long will it take to cross a railway platform 165 metres long?
olympiad
class9
math
everyday mathematics
asked
Aug 26, 2015
by
pady_1
1
answer
A train 150 m long is running at a speed of 68 kmph. How long does it take to pass a man who is running at 8 kmph in the same direction as the train?
olympiad
class9
math
everyday mathematics
asked
Aug 26, 2015
by
pady_1
1
answer
A car travelling with 5/7 of its actual speed covers 42 km in 1 hr 40 min 48 sec. Find the actual speed of the car.
olympiad
class9
math
everyday mathematics
asked
Aug 26, 2015
by
pady_1
0
answers
The ratio between the speeds of two trains is 7 : 8. If the second train runs 400 kms in 4 hours, then the speed of the first train is:
olympiad
class9
math
everyday mathematics
asked
Aug 26, 2015
by
pady_1
0
answers
In a flight of 600 km, an aircraft was slowed down due to bad weather. Its average speed for the trip was reduced by 200 km/hr and the time of flight increased by 30 minutes. The duration of the flight is
olympiad
class9
math
everyday mathematics
asked
Aug 26, 2015
by
pady_1
0
answers
A train can travel 50% faster than a car. Both start from point A at the same time and reach point B 75 kms away from A at the same time. On the way, however, the train lost about 12.5 minutes while stopping at the stations. The speed of the car is:
olympiad
class9
math
everyday mathematics
asked
Aug 26, 2015
by
pady_1
0
answers
A man covered a certain distance at some speed. Had he moved 3 kmph faster, he would have taken 40 minutes less. If he had moved 2 kmph slower, he would have taken 40 minutes more. The distance (in km) is
olympiad
class9
math
everyday mathematics
asked
Aug 26, 2015
by
pady_1
0
answers
It takes eight hours for a 600 km journey, if 120 km is done by train and the rest by car. It takes 20 minutes more, if 200 km is done by train and the rest by car. The ratio of the speed of the train to that of the cars is:
olympiad
class9
math
everyday mathematics
asked
Aug 26, 2015
by
pady_1
0
answers
In covering a distance of 30 km, A takes 2 hours more than B. If Abhay doubles his speed, then he would take 1 hour less than B. A's speed is:
olympiad
class9
math
everyday mathematics
asked
Aug 26, 2015
by
pady_1
0
answers
A man on tour travels first 160 km at 64 km/hr and the next 160 km at 80 km/hr. The average speed for the first 320 km of the tour is:
olympiad
class9
math
everyday mathematics
asked
Aug 26, 2015
by
pady_1
0
answers
A man complete a journey in 10 hours. He travels first half of the journey at the rate of 21 km/hr and second half at the rate of 24 km/hr. Find the total journey in km.
olympiad
class9
math
everyday mathematics
asked
Aug 26, 2015
by
pady_1
0
answers
If a person walks at 14 km/hr instead of 10 km/hr, he would have walked 20 km more. The actual distance travelled by him is
olympiad
class9
math
everyday mathematics
asked
Aug 26, 2015
by
pady_1
0
answers
A person crosses a 600 m long street in 5 minutes. What is his speed in km per hour?
olympiad
class9
math
everyday mathematics
asked
Aug 26, 2015
by
pady_1
0
answers
A man takes 5hr 45min in walking to certain place and riding back. He would have gained 2hrs by riding both ways. The time he would take to walk both ways is?
olympiad
class9
math
everyday mathematics
asked
Aug 26, 2015
by
pady_1
0
answers
A train M leaves City A at 5 am and reaches City B at 9am . Another train N leaves City B at 7am and reaches City A at 1030am. At what time do the 2 trains cross one another?
olympiad
class9
math
everyday mathematics
asked
Aug 26, 2015
by
pady_1
0
answers
The ratio between the speeds of the A& B is 2:3, and therefore A takes 10 min more than the time taken by B to reach the destination. If A had walked at double the speed, he would have covered the distance in
olympiad
class9
math
everyday mathematics
asked
Aug 26, 2015
by
pady_1
0
answers
A bullock cart has to cover a distance of 80km in 10hrs. If it covers half of the journey in 3/5th time. what should be its speed to cover the remaining distance in the time left.
olympiad
class9
math
everyday mathematics
asked
Aug 26, 2015
by
pady_1
0
answers
A car covers 4 successive 3km stretches at speed of 10kmph, 20kmph, 30kmph & 60kmph resp. Its average speed is
olympiad
class9
math
everyday mathematics
asked
Aug 26, 2015
by
pady_1
1
answer
A & B are two towns. A person covers the distance from A to B on cycle at 17kmph and returns to A by a boat running at a uniform speed of 8kmph. His average speed for the whole journey is
olympiad
class9
math
everyday mathematics
asked
Aug 26, 2015
by
pady_1
0
answers
A motorist covers a distance of 39km in 45min by moving at a speed of x kmph for the first 15min, then moving at double the speed for the next 20 min, and then again moving at his original speed for the rest of the journey. Find x.
olympiad
class9
math
everyday mathematics
asked
Aug 26, 2015
by
pady_1
0
answers
A man covers a distance on scooter. Had he moved 3kmph faster he would have taken 40 min less. If he had moved 2kmph slower, he would have taken 40min more. The distance is.
olympiad
class9
math
everyday mathematics
asked
Aug 26, 2015
by
pady_1
0
answers
A train covers a distance in 50 min, if it runs at a speed of 48kmph on an average. The speed at which the train must run to reduce the time of journey to 40min will be.
olympiad
class9
math
everyday mathematics
asked
Aug 26, 2015
by
pady_1
0
answers
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