150 m long train is running at 36 km/h. In how much time, will it cross an eletric pole?
A). 10 s
B). 12 s
C). 15 s
D). 11 s
15 s
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1. If a man takes 4 hours to cover a distance of 15km, how much time will be needed to cover 63 km at the same speed:
2. A man, on tour travel first 160 km. at 64 km/hr. and the next 160 km. at 80 km/hr. The average speed for first 320 km. of the tour is ?
3. A policeman goes after thief who has 100 metres start. If the policeman runs a kilometre in 8 min, and the thief a km in 10 min, the distance covered by thief before he is over-powered is
4. A man can row a boat 10 km/hr in still water. When the speed of the stream is 4 km/hr, it takes 30 hours to row to a certain place and come back. How far is the place ?
5. 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.
6. A and B runs around a circular track. A beats B by one round or 10 minutes. In this race, they had completed 4 rounds. If the race was only of one round, find the A's time over the course:
7. Avinash covers a distance of 8km in 50 minutes. If he covers 3km distance in 2/5th of time then, What speed should he maintain to cover the remaining distance in the remaining time?
8. A is twice as fast as B, and B is thrice as fast as C is. The journey covered by C in $1\frac{1}{2}$ hours will be covered by A in
9. A train passes a man standing on the platform. If the train is 170 meters long and its speed is 72 kmph, how much time it took in doing so?
10. Two men start together to walk to a certain destination, one at 3 km/hr and another at 3.75 km/hr. The latter arrives half an hour before the farmer. The distance is:-
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