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Quantitative Aptitude

BOATS AND STREAMS MCQs

Total Questions : 948 | Page 36 of 95 pages
Question 351.  a boatman goes 2 km against the current of the stream in 1 h and goes 1 km along the current in 10 min. how long will he take to go 5 km in stationary water?
  1.     1 h 30 min
  2.    1 h 15 min
  3.    1 h
  4.    40 min
 Discuss Question
Answer: Option B. -> 1 h 15 min
Explanation :
Question 352.  the speed of a boat when travelling downstream is 32 kmph whereas when travelling upstream it is 28 kmph. what is the speed of the boat in still water?
  1.    27 kmph
  2.    29 kmph
  3.    31 kmph
  4.    None of these 
 Discuss Question
Answer: Option D. -> None of these 
Explanation :
Question 353.  a man can row 5 km/h in still water. if the speed of the current is 1 km/h, it takes 3h more in upstream than in the downstream for the same distance. the distance is:
  1.    36 km
  2.    24 km
  3.    20 km
  4.    32 km
 Discuss Question
Answer: Option A. -> 36 km
Explanation :
Question 354.  speeds of a boat along and against the current are 12 km/hr and 8 km/hr respectively. then the speed of the current in km/hr is
  1.    5 km/hr
  2.    4 km/hr
  3.    3 km/hr
  4.    2 km/hr
 Discuss Question
Answer: Option D. -> 2 km/hr
Explanation :
Question 355.  a boatman goes 2 km against the current of the stream in 1 h and goes 1 km along the current in 10 min. how long will he take to go 5 km in stationary water?
  1.     1 h 30 min
  2.    1 h 15 min
  3.    1 h
  4.    40 min
 Discuss Question
Answer: Option B. -> 1 h 15 min
Explanation :
Question 356.  a man takes 3 hours 45 minutes to row a boat 22.5 km downstream of a river and 2 hours 30 minutes to cover a distance of 10 km up stream. find the speed of the river current in km/hr.
  1.    1 km/hr
  2.    2 km/hr
  3.    3 km/hr
  4.    4 km/hr
 Discuss Question
Answer: Option A. -> 1 km/hr
Explanation :
Question 357.  a man can row 5 km/h in still water. if the speed of the current is 1 km/h, it takes 3h more in upstream than in the downstream for the same distance. the distance is:
  1.    36 km
  2.    24 km
  3.    20 km
  4.    32 km
 Discuss Question
Answer: Option A. -> 36 km
Explanation :
Question 358.  the speed of a boat when travelling downstream is 32 kmph whereas when travelling upstream it is 28 kmph. what is the speed of the boat in still water?
  1.    27 kmph
  2.    29 kmph
  3.    31 kmph
  4.    None of these 
 Discuss Question
Answer: Option D. -> None of these 
Explanation :
Question 359.  a man takes 3 hours 45 minutes to row a boat 22.5 km downstream of a river and 2 hours 30 minutes to cover a distance of 10 km up stream. find the speed of the river current in km/hr.
  1.    1 km/hr
  2.    2 km/hr
  3.    3 km/hr
  4.    4 km/hr
 Discuss Question
Answer: Option A. -> 1 km/hr
Explanation :
Question 360.  a man can row 5 km/h in still water. if the speed of the current is 1 km/h, it takes 3h more in upstream than in the downstream for the same distance. the distance is:
  1.    36 km
  2.    24 km
  3.    20 km
  4.    32 km
 Discuss Question
Answer: Option A. -> 36 km
Explanation :

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