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A boat takes a total of 6 hours 24 minut...

A boat takes a total of 6 hours 24 minutes to cover 60 km in upstream and 60 km in downstream. If sum of upstream speed of boat and downstream speed of boat is 40 km/hr., then find the speed of current.

A

5 km/hr.

B

9 km/hr.

C

4 km.hr.

D

7 km/hr.

Text Solution

Verified by Experts

The correct Answer is:
A
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ADDA247-BOAT AND STREAM -Prelims Questions (Level-1)
  1. Speed of boat in still water is six times of speed of stream. If boat ...

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  2. A boat can row 10 km in 5/6th of an hour in down stream and12 km in up...

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  3. A boat takes a total of 6 hours 24 minutes to cover 60 km in upstream ...

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  4. The speed of the boat in still water in 15 km/hr. If the boat travels ...

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  5. Speed of boat in still water is 200% more than speed of boat in upstre...

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  6. A boat goes 220 km downstream and 108 km upstream in 20 hr. Speed of t...

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  7. If A boats takes 9 hours more to travel 65 km in upstream then to trav...

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  8. A boat covers 36 km in downstream in 4 hrs, if the speed of the curren...

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  9. A boat can cover 48 km in downstream in 1 h 30 min less time than that...

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  10. Sanjay can cover a distance of 30 km in upstream and 45 km in downstre...

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

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  12. A boat covers a distance of 10.8 km upstream in 36 minutes and the spe...

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  13. The total time taken by a boat to cover 48 km downstream and 36 km ups...

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  14. A boat can cover 36 km upstream and 55 km downstream in 11 hrs and 48 ...

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  15. A boat which has a speed of 6 km/hr in still water cover 2 km in upstr...

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  16. Speed of boat in still water is 12 meter/sec and speed of current is 1...

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  17. Manoj starts swimming in upstream from point P after 12 sec he swims b...

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  18. A man can row 60 km in downstream and 35 km in upstream in 9 hours. Al...

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  19. Ratio between speed of boat in still water to speed of stream is 5: 1....

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  20. A boat can cover certain distance in upstream in 16 minutes and the sa...

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