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A boat takes 60% more time to cover a ce...

A boat takes 60% more time to cover a certain distance in upstream than downstream. If speed of stream is 9 km/hr. Then in how much time it will cover 504 km in downstream.

A

10 hr

B

10.5 hr

C

12 hr

D

12.5 hr

Text Solution

Verified by Experts

The correct Answer is:
B
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GAGAN PRATAP -BOAT & STREAM-MULTIPLE CHOICE QUESTIONS
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  2. A boat goes 6 km an hour in still water, but takes thrice as much time...

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  3. A boat takes 60% more time to cover a certain distance in upstream tha...

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  4. A boat takes one fourth time in moving a certain distance downstream t...

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  5. A boat covers a certain distance downstream in 1 hr. 48 min. and cover...

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  6. The speed of boat in still water is 75% more than the speed of current...

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  7. The speed of boat in still water is 6 km/hr more than the speed of cur...

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  8. A man rows to a place 35 km in distant and back in 10 hours 30 ...

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  9. A boat takes total 10 hr. to cover 102 km in downstream and 63 km in u...

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  10. A man goes downstream with a boat to some destination and returns upst...

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  11. A man can row 14 km/h in still water. If the speed of the current is 6...

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  12. A boat goes 112 km downstream and comes back to the starting point in ...

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  13. The speed of boat in still water is 20 km/hr. A boat covers 120 km nad...

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  14. The speed of the current is 8 km/hour. A motorboat goes 150 km upstrea...

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  15. A boat takes 4 hours to travel from a place X to Y downstream and back...

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  16. In a stream running at 3 km/h, a motorboat goes 12 km upstream and bac...

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  17. A man covers 39 km upstream an 116 km downstream in 7 hrs. He also cov...

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  18. A boat takes 8 hr. to cover 65 km in upstream and 75 km in downstream....

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  19. A boat can go 30 km downstream and 24 km upstream in 2 hours 27 minute...

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  20. A boat takes total 6 hr. to cover 36 km downstream and 24 km upstream ...

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