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A boat takes 8 hours to cover a distance...

A boat takes 8 hours to cover a distance while travelling upstream, whereas while travelling downstream it takes 6 hours. If the speed of the current is 4 kmph, what is the speed of the boat in still water `12\ k m p h` b. `16\ k m p h` c. `28\ k n p h` d. cannot be determined e. none of these

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RS AGGARWAL-BOATS AND STREAMS-All Questions
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  2. A man can row 9 1/3\ kmph in still water and finds that it takes him t...

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  3. A boat takes 8 hours to cover a distance while travelling upstream,...

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  5. The speed of a boat in still water is 10 km /hr. If it can travel 2...

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  6. A boat takes 90 minutes less to travel 36 miles downstream than to ...

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  8. A boat covers 24 km upstream and 36 km downstream in 6 hours while ...

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  9. A boat goes 30 km upstream and 44 km downstream in 10 hours. In 13 ...

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  10. At his usual rowing rate, Rahul can travel 12 miles downstream in a...

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  11. A man can swim in still water t a rate of 4 km/hr. The width of the...

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  12. A man wishes to cross a river perpendicularly. In still water he takes...

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  13. A man can row upstream at 10 kmph and downstream at 18 kmph. Find t...

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  14. A man takes 2.2 times as long to row a distance upstream as to row ...

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  15. Boat A travels downstream from Point X to Point Y in 3 hours less than...

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  16. The speed of the boat in still water is 5 times that of the current, i...

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  17. A boat can travel 36 km upstream in 5 hours. If the speed of the st...

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  18. What is the speed of the boat in still water? (in km/hr) The boat ...

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  19. What is the speed of the boat in still water? I. It takes 2 hours to ...

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  20. What is the speed of the stream? I. The ratio of the speed upstream t...

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