Railways Quantitative Aptitude Boats & Streams Sample Paper

done Boats and Streams Sample Test Paper-14 Total Questions - 20    [Download]

• question_answer1)
  The speed of a boat in still water is 15 km/h and the rate of stream is 5 km/h. The distance travelled downstream in 24 minutes is
  A)
   4 km
  done clear
  B)
                      8 km
  done clear
  C)
   6 km               
  done clear
  D)
   16 km
  done clear
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• question_answer2)
  A man rows upstream 24 km and downstream 36 km taking 6 hours each. Find the speed of current.
  A)
   0.5 km/h          
  done clear
  B)
   1 km/h
  done clear
  C)
   1.5 km/h          
  done clear
  D)
   2 km/h
  done clear
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• question_answer3)
  A motor boat whose speed is 15 km/h in still water goes 30 km downstream and comes back in four and a half hours. The speed of the stream is:
  A)
   46 km/h           
  done clear
  B)
   6 km/h
  done clear
  C)
   7 km/h
  done clear
  D)
   5 km/h
  done clear
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• question_answer4)
  A boat goes 24 km upstream and 28 km downstream in 6 hours. It goes 30 km upstream and 21 km downstream in 6 hours and 30 minutes. The speed of the boat in still water is:
  A)
   10 km/h           
  done clear
  B)
   4 km/h
  done clear
  C)
   14 km/h           
  done clear
  D)
   6 km/h
  done clear
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• question_answer5)
  If a man's rate with the current is 12 km/hr. and the rate of the current is 1.5 km/hr.., then man's rate against the current is -
  A)
   9 km/hr.          
  done clear
  B)
   6.75 km/hr.
  done clear
  C)
   5.25 km/hr.      
  done clear
  D)
   7.5 km/hr.
  done clear
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• question_answer6)
  The speed of a motor boat to that of the current of water is 36 : 5. The boat goes along with the current in 5 hours 10 minutes. It will come back in
  A)
   5 hours
  done clear
  B)
   6 hours 15 min
  done clear
  C)
   6 hours 30 min
  done clear
  D)
   6 hours 50 min
  done clear
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• question_answer7)
  A steamer goes downstream from one part to another in 4 hours. It covers the same distance upstream in 5 hours. If the speed of stream is 2 km/hr., the distance between the two ports is
  A)
   45 km 
  done clear
  B)
   64 km
  done clear
  C)
   68 km 
  done clear
  D)
   80 km
  done clear
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• question_answer8)
  A boat takes half the time in moving a certain distance downstream than upstream. The ratio between rate in still water and rate of current is
  A)
   1 : 4                
  done clear
  B)
   1 : 2
  done clear
  C)
   3 : 1    
  done clear
  D)
   3 : 2
  done clear
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• question_answer9)
  A person can row a boat d km upstream and the same distance downstream in 5 hours 15 min. Also he can row the boat 2d km upstream in 7 hours. How long will it take to row the same distance 2d km downstream?
  A)
    \[7\frac{2}{3}\]  Hours  
  done clear
  B)
  \[7\frac{3}{4}\]  Hours          
  done clear
  C)
                             8 Hours          
  done clear
  D)
  \[\frac{7}{2}\]  Hours
  done clear
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• question_answer10)
  The speed of a boat in still water is 8 km/nr. It can travel 20 km downstream at the same time as it can travel 12 km upstream, the rate of stream (in kmph) is
  A)
   0.5                  
  done clear
  B)
   2
  done clear
  C)
   2.5                  
  done clear
  D)
   2.75
  done clear
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• question_answer11)
  . A man swimming in a stream which flows 1.5 km/hr., finds that in a given time he can swim twice as fast with the stream as he can against it. At what rate does he swim?
  A)
   4.5 km/hr.        
  done clear
  B)
   5.25 km/hr.
  done clear
  C)
   6 km/hr.          
  done clear
  D)
   None of these
  done clear
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• question_answer12)
  56A man swims downstream 40 km in 4 hours and upstream 24 km in 3 hours. His speed in still water is
  A)
   8 km/hr.          
  done clear
  B)
   8.5 km/hr.
  done clear
  C)
   9 km/hr.          
  done clear
  D)
   9.5 km/hr.
  done clear
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• question_answer13)
  A man can row three-quarters of a kilometre against the water stream in \[11\frac{1}{4}\] minutes and alone the stream in \[7\frac{1}{2}\] minutes 42 respectively. The speed in (km/hr.) of the man in still water is
  A)
   3.5                  
  done clear
  B)
   2.5
  done clear
  C)
   5                    
  done clear
  D)
   6.5
  done clear
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• question_answer14)
  A man rows 10 km upstream and back again to the starting point in 55 min. If the speed of stream is 2 km/hr., then the speed of rowing in still water is
  A)
   22 km/hr.
  done clear
  B)
   19 km/hr.
  done clear
  C)
   21 km/hr.         
  done clear
  D)
   25 km/hr.
  done clear
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• question_answer15)
  A boat covers 24 km upstream and 36 km downstream in 6 hours, while it covers 36 km upstream and 24 km downstream in \[6\frac{1}{2}\] hour. The velocity of the current is
  A)
   2.4 km/hr.        
  done clear
  B)
   2 km/hr.
  done clear
  C)
   3 km/hr.          
  done clear
  D)
   0.75 km/hr.
  done clear
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• question_answer16)
  A man takes twice as long to row a distance against the stream as to row the same distance in favour of the stream. The ratio of the speed of the boat (in still water) and the stream is
  A)
   3 : 1                
  done clear
  B)
   4 : 3
  done clear
  C)
   2 : 1                
  done clear
  D)
   3 : 2
  done clear
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• question_answer17)
  A boat takes 19 hours for travelling downstream from point A to point B and coming back to point C, midway between A and B. If the velocity of the stream is 4 km/hr. and the speed of the boat in still water is 14 km/hr. then the distance between A & B is
  A)
   200 km
  done clear
  B)
   160 km
  done clear
  C)
   180 km
  done clear
  D)
   190 km
  done clear
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• question_answer18)
  A man can row a boat 120 km with stream in 5 hours. If speed of the boat is double the speed of the stream, then the speed of stream is                                        
  A)
   6 km/h
  done clear
  B)
   8 km/h  
  done clear
  C)
   9 km/h
  done clear
  D)
   12 km/h
  done clear
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• question_answer19)
  A man rows a distance downstream in 45 min and the same distance upstream in 75 min. What is the ratio of speed of the stream to the boat in still water?
  A)
   1 : 2                
  done clear
  B)
   1 : 3
  done clear
  C)
   1 : 4                
  done clear
  D)
   2 : 3
  done clear
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• question_answer20)
  Aman can row 5 kmph in the still water. If the river is running at 2 kmph, it takes him 5 hours to row up to a place and come down. How far is the place?
  A)
   6 km               
  done clear
  B)
   8 km
  done clear
  C)
   10 km 
  done clear
  D)
   14 km
  done clear
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