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Speed of boat in still water is six-time...

Speed of boat in still water is six-times of speed of stream. If boat covers 210 km in upstream in 7 hours, then find the downstream speed of boat?

A

A)42 km/hr.

B

B)36 km/hr

C

C)30 km/hr.

D

D)32 km/hr.

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The correct Answer is:
A
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ADDA247-BOAT AND STREAM -Previous Year Question
  1. A boat takes 4 hrs to cover 'D' km in upstream and takes 3 hours to co...

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  2. Difference of speed of boat in downstream and upstream is 7km/hr and t...

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  3. If a boat travels 18 km more in downstream than in upstream in 3 hr. a...

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  4. A boat covers 36 km in upstream in 2 hours and 66 km in downstream in ...

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  5. Speed of boat in still water is 37.5% less than the speed of the boat ...

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  6. The time take by a boat in upstream is double than the time taken by i...

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  7. A boat can cover 28 km downstream in 42 min. ratio of speed of boat in...

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  8. Speed of a boat in still water is 12 kmph and speed of stream is 'X' k...

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  9. The downstream speed of a boat is 5 km/hr more than its upstream speed...

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  10. Speed of boat in still water is six-times of speed of stream. If boat ...

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  11. The upstream speed and downstream speed of a boat is 10 kmph and 14 km...

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  12. Difference between downstream speed and upstream speed is 4 kmph. If s...

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  13. The ratio of speed of a boat in still water to speed of the current is...

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  14. Find the total distance covered by boat in each upstream and downstrea...

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  15. The current of a stream runs at the rate of 4km an hour . A boat ...

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  16. A man can row 15 km/h downstream and 9 km/h upstream. The speed of the...

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  17. A boat running downstream covers a distance of 20 km in 2 hrd w...

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  18. In a fixed time, a boy swims double the distance along the current tha...

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  19. A boat goes 20 km downstream in 1 h and the same distance upstream in ...

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  20. A man can row 30km downstream and return in a total of 8 h. If the spe...

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