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Quantitative Aptitude

BOATS AND STREAMS MCQs

Total Questions : 948 | Page 24 of 95 pages
Question 231.  a man can row 24 kmph in still water. it takes him thrice as long to row up as to row down the river. find the rate of the stream?
  1.    4 kmph
  2.    12 kmph
  3.    6 kmph
  4.    1 kmph
 Discuss Question
Answer: Option B. -> 12 kmph
Explanation :
Question 232.  a man rows to a place 48 km distance and back in 14 hours. he finds that he can row 4 km with the stream in the same time 3 km against the stream. the rate off the stream is?
  1.    1 kmph
  2.    2 kmph
  3.    1.5 kmph
  4.    None
 Discuss Question
Answer: Option A. -> 1 kmph
Explanation :
Question 233.  a man can row downstream at the rate of 24 kmph and upstream at 7 kmph. find the man’s rate in still water and rate of current?
  1.    15.5 Kmph, 8.5 Kmph
  2.    17 Kmph, 8.5 Kmph
  3.    814 Kmph, 7 Kmph
  4.    None of these
 Discuss Question
Answer: Option A. -> 15.5 Kmph, 8.5 Kmph
Explanation :
Question 234.  a man can row 8 kmph in still water. if the velocity of the current is 2 kmph and it takes him 2 hours to row to a place and come back. how far is the place?
  1.    6.5 km
  2.    7.5 km
  3.    7.4 km
  4.    6.4 km
 Discuss Question
Answer: Option B. -> 7.5 km
Explanation :
Question 235.  a boat can travel 8 km an hour in still water, but it takes thrice as much time for travelling the same distance against the current. the speed of the current (in kmph) is:
  1.    29
  2.    21
  3.    41
  4.    30
 Discuss Question
Answer: Option C. -> 41
Explanation :
Question 236.  in an hour a boat goes 10 km along the stream and 4 km against the stream. the speed of the boat in still water (in kmph) is:
  1.    7 Kmph
  2.    8 Kmph
  3.    6 Kmph
  4.    10 Kmph
 Discuss Question
Answer: Option A. -> 7 Kmph
Explanation :
Question 237.  a boat can travel 8 km an hour in still water, but it takes thrice as much time for travelling the same distance against the current. the speed of the current (in kmph) is:
  1.    29
  2.    21
  3.    41
  4.    30
 Discuss Question
Answer: Option C. -> 41
Explanation :
Question 238.  a boat man goes 4 km against the current of the stream in 1hour and goes 2 km along the current in 5 minutes. how long will it take to go 21 km in stationary water?
  1.    1 Hour
  2.    1 Hour 15 Minutes
  3.    1 Hour 30 Minutes
  4.    1 Horr 45 Minutes
 Discuss Question
Answer: Option B. -> 1 Hour 15 Minutes
Explanation :
Question 239.  a boat man goes 4 km against the current of the stream in 1hour and goes 2 km along the current in 5 minutes. how long will it take to go 21 km in stationary water?
  1.    1 Hour
  2.    1 Hour 15 Minutes
  3.    1 Hour 30 Minutes
  4.    1 Horr 45 Minutes
 Discuss Question
Answer: Option B. -> 1 Hour 15 Minutes
Explanation :
Question 240.  a boat can travel 8 km an hour in still water, but it takes thrice as much time for travelling the same distance against the current. the speed of the current (in kmph) is:
  1.    29
  2.    21
  3.    41
  4.    30
 Discuss Question
Answer: Option C. -> 41
Explanation :

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