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Quantitative Aptitude

BOATS AND STREAMS MCQs

Total Questions : 948 | Page 11 of 95 pages
Question 101.  a man’s downstream speed is 7 kmph and speed of current is 1 kmph, the upstream speed of the man is–
  1.    2 kmph
  2.    3 kmph
  3.    5 kmph
  4.    7 kmph
 Discuss Question
Answer: Option C. -> 5 kmph
Explanation :
Question 102.  a boat travel with a speed of 10 kmph in still water. if the speed of the stream is 3 kmph then find time taken by boat to travel 52 km down stream.
  1.    2 hrs
  2.    4 hrs
  3.    6 hrs
  4.    9 hrs
 Discuss Question
Answer: Option B. -> 4 hrs
Explanation :
Question 103.  if a man rows at the rate of 5 kmph in still water and his rate against the current is 3.5 kmph. then the man's rate along the current is:
  1.    5 kmph
  2.    6 kmph
  3.    6.5 kmph
  4.    7.5 kmph
 Discuss Question
Answer: Option C. -> 6.5 kmph
Explanation :
Question 104.  a boat travel with a speed of 10 kmph in still water. if the speed of the stream is 3 kmph then find time taken by boat to travel 52 km down stream.
  1.    2 hrs
  2.    4 hrs
  3.    6 hrs
  4.    9 hrs
 Discuss Question
Answer: Option B. -> 4 hrs
Explanation :
Question 105.  in stream running at 2 kmph, a motorboat goes 6 km upstream and back again to the starting point in 33 minutes. find the speed of the motorboat in still water.
  1.    8 kmph
  2.    12 kmph
  3.    18 kmph
  4.    22 kmph
 Discuss Question
Answer: Option D. -> 22 kmph
Explanation :
Question 106.  a man’s downstream speed is 7 kmph and speed of current is 1 kmph, the upstream speed of the man is–
  1.    2 kmph
  2.    3 kmph
  3.    5 kmph
  4.    7 kmph
 Discuss Question
Answer: Option C. -> 5 kmph
Explanation :
Question 107.  if a man rows at the rate of 5 kmph in still water and his rate against the current is 3.5 kmph. then the man's rate along the current is:
  1.    5 kmph
  2.    6 kmph
  3.    6.5 kmph
  4.    7.5 kmph
 Discuss Question
Answer: Option C. -> 6.5 kmph
Explanation :
Question 108.  a boat covers a certain distance downstream in 4 hours but takes 6 hours to return upstream to the starting point. if the speed of the stream be 3 km/hr, find the speed of the boat in still water
  1.    15 km/hr
  2.    12 km/hr
  3.    13 km/hr
  4.    14 km/hr
 Discuss Question
Answer: Option A. -> 15 km/hr
Explanation :
Question 109.  a boat running downstream covers a distance of 22 km in 4 hours while for covering the same distance upstream, it takes 5 hours. what is the speed of the boat in still water?
  1.    5 kmph
  2.    4.95 kmph
  3.    4.75 kmph
  4.    4.65
 Discuss Question
Answer: Option B. -> 4.95 kmph
Explanation :
Question 110.  in a river flowing at 2 km/hr, a boat travels 32 km upstream and then returns downstream to the starting point. if its speed in still water be 6 km/hr, find the total journey time.
  1.    10 hours
  2.    12 hours
  3.    14 hours
  4.    16 hours
 Discuss Question
Answer: Option B. -> 12 hours
Explanation :

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