In what time can an athlete cover a distance of 500 m, If he runs at a speed of 20km/h?
A). 90s
B). 80s
C). 45s
D). 85s
90s
NA
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1. An express train travelled 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 ?
2. Two cars start at the same time from one point and move along two roads at right angles to each other. Their speeds are 36 km/ hour and 48 km/hour respectively. After 15 seconds the distance between them will be
3. A train takes 50s to cover 500 m. Its speed in km/h is:
4. Two buses start at the same time, one from P to Q and the other from Q to P. If both buses reach after 4 hours and 16 hours at Q and P respectively after they cross each other, what would be the ratio
5. Gulshan starts from a place P at 2 p.m. and walks to Q at 5 km per hour. Tarun starts from P at 3 p.m. and follows Gulshan on icycle at 10 km per hour By when Tarun will catch Gulshan?
6. Two trains 121 meters and 165 meters in length respectively are running in opposite directions, one at the rate of 80 km and the other at the rate of 65 kmph. In what time will they be completely clea
7. What is the distance covered by a man walking for 12 minutes at a speed of 15 kmh-1?
8. Buses start from a bus terminal with a speed of 20 km /hr at intervals of 10 minutes. What is the speed of a man coming from the opposite direction towards the bus terminal if he meets the buses at intervals of 8 minutes
9. P started running towards north at 6:00 am and Q started running towards north at 8:00 am. At what time do they meet, if their speeds are In the ratio 3 : 5?
10. Two cyclists A and B start from the same place at the same time, one going towards north at 18km/hr and other going towards south at 20 km/hr. What time will they take to be 95 km apart?
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