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A is faster than B. A and B each walk 24...

A is faster than B. A and B each walk 24 km. the sum of their speeds is 7 km /hr and the sum of times taken by them is 14 hours. Then As speed is equal to `3k m//h r` b. `4\ k m//h r` c. `\ 5\ k m//h r` d. `7\ k m//h r`

A

3 km/hr

B

4 km/hr

C

5 km/hr

D

7 km/hr

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S CHAND IIT JEE FOUNDATION-DISTANCE, TIME AND SPEED -Section-A (Question Bank-21(a))
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  2. Robert is travelling on his cycle and has calculate to reach poi...

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  4. A car travels the first one third of a certain distant with a speed...

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  5. A motor car starts with a speed of 70 km/hr with its speed increasing ...

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  6. A train can travel 0% faster than a car,. Both start from point A a...

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  7. Shyam went from Delhi to Shimla via Chandigarh by car. The distance fr...

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  8. A and B walk around a circular track. They start at 8 a.m. from the...

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  9. A man covered a certain distance at some speed Had he moved 3 kmph ...

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  10. A and B are 25 km apart. If they travel in opposite directions, they m...

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  11. A small aeroplane can travel at 320 km/hr in still air. The wind is bl...

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  12. A man reduces his speed to two-third to walk a distance and consequent...

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  13. If I walk at 3 km/hr, I miss a train by 2 minutes. If, however, I walk...

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  14. A car driver, driving in a fog, passes a pedestrian who was walking at...

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  15. A train increases Its normal speed by 12.5% and reaches its destina...

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  16. A bike travels a distance of 200 km at a constant speed, If the speed...

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  17. Two persons P and Q start at the same time from city A to city B, 60 k...

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  18. A starts from a place P to go to a place Q. At the same time B starts ...

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  19. In covering a certain distance, the speeds of A and B are in the ra...

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  20. A and B run a kilometre and A wins by 25 sec. A and C run a kilometre ...

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