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A boat running upstream takes 8 hours 48...

A boat running upstream takes 8 hours 48 minutes to cover a certain distance, while it takes 4 hours to cover the same distance running downstream. What is the ratio between the speed of the boat and speed of the water current respectively ? `2:1` b. `3:2` c. `8:3` d. cannot be determined e. none of these

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RS AGGARWAL-BOATS AND STREAMS-All Questions
  1. A boat, while going downstream in a river covered a distance of 50 ...

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  2. A man swimming in a stream which flows 1 1/2\ km//hr finds that in a g...

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  3. A boat running upstream takes 8 hours 48 minutes to cover a certain...

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  4. If a boat goes 7 km upstream in 42 minutes and the speed of the stream...

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  5. A man's speed with the current is 15 km / hr and the speed of the c...

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  6. If a man rows at the rate of 5 kmph in still water and his rate aga...

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  7. A motorboat in still water travels at a speed of 36 km/hr. It goes 56 ...

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

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

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

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

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

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

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

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

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

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

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

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

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

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