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Speed of a boat in standing water is 9 k...

Speed of a boat in standing water is 9 kmph and the speed of the stream is 1.5 kmph. A man rows to a place at a distance of 105 km and comes back to the starting point. The total time taken by him is `16 hou r s` b. `18 hou r s` c. `20 hou r s` d. `24\ hou r s`

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RS AGGARWAL-BOATS AND STREAMS-All Questions
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  2. A motorboat in still water travels at a speed of 36 km/hr. It goes 56 ...

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  3. Speed of a boat in standing water is 9 kmph and the speed of the st...

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  4. The speed of a boat in still water is 15 km / hr and the rate of cu...

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  5. A man can row at 5 kmph in still water. If the velocity of current ...

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  6. A boat takes 19 hours for travelling downstream from point A to poi...

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  7. P, Q and R are three towns on a river which flows uniformly. Q is equi...

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  8. A man can row 9 1/3\ kmph in still water and finds that it takes him t...

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

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  10. A motor boat can travel at 10 km/hr in still water. It travelled 91...

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

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

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  13. A man rows to a place 48 km distant and back in 14 hours. He finds ...

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

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

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

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

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

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

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

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