Quiz Discussion

A boat running downstream covers a distance of 16 km in 2 hours while for covering the same distance upstream, it takes 4 hours. What is the speed of the boat in still water?

Course Name: Quantitative Aptitude

  • 1] 4 kmph
  • 2] 6 kmph
  • 3] 8 kmph
  • 4] Data inadequate
  • 5] None of these
Solution
No Solution Present Yet

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# Quiz
1
Discuss

A man takes 2.2 times as long to row a distance upstream as to row the same distance downstream. If he can row 55 km downstream in 2 hour 30 minutes, what is the speed of the boat in the still water?

  • 1] 40 km/h
  • 2] 8 km/h
  • 3] 16 km/h
  • 4] 24 km/h
Solution
2
Discuss

A man can row upstream at 12km/hr and downstream at 18 km/hr. The man rowing speed in still water is?

  • 1] 15 km/hr
  • 2] 5 km/hr
  • 3] 3 km/hr
  • 4] 10 km/hr
Solution
3
Discuss

Speed of a boat in standing water is 9 kmph and the speed of the stream is 1.5 kmph. A man rows to a place at a distance of 105 km and comes back to the starting point. The total time taken by him is:

  • 1] 16 hours
  • 2] 18 hours
  • 3] 20 hours
  • 4] 24 hours
Solution
4
Discuss

A man's speed with the current is 15 km/hr and the speed of the current is 2.5 km/hr. The man's speed against the current is:

  • 1]

    8.5 km/hr

  • 2]

    9 km/hr

  • 3]

    10 km/hr

  • 4]

    12.5 km/hr

Solution
5
Discuss

A boat covers 24 km upstream and 36 km downstream in 6 hours, while it covers 36 km upstream and 24 km downstream in \(6\frac{1}{2}\) hours. The speed of the current is?

 

  • 1] 1 km/hr
  • 2] 2 km/hr
  • 3] 1.5 km/hr
  • 4] 2.5 km/hr
Solution
6
Discuss

P, Q and R are three towns on a river which flows uniformly. Q is equidistant from P and R. I row from P to Q and back in 10 hours and I can row from P to R in 4 hours. Compare the speed of my boat in still water with that of the river.

  • 1] 4 : 3
  • 2] 5 : 3
  • 3] 6 : 5
  • 4] 7 : 3
Solution
7
Discuss

a man can row 8 km/hr in still water and he find that it takes thrice as long to row upstream as to row downstream to the same point. What is the speed of the current?

  • 1]

    1 kmph

  • 2]

    2 kmph

  • 3]

    3 kmph

  • 4]

    4 kmph

Solution
8
Discuss

A boat while dowenstream in a reiver converd a distance of 50 miles at an average speed of 60 miles per hour. While returning , because of the water resistance , it took 1 hour 15 minutes to cover the same distance What was the average speed during the whole journey?

  • 1] 40 mph
  • 2] 48 mph
  • 3] 50 mph
  • 4] 55 mph
Solution
9
Discuss

A man can row at a speed of \(4\frac{1}{2}\) km/hr in still water. If he takes 2 times as long to row a distance upstream as to row the same distance downstream, then the speed of stream (in km/hr) is-

 

  • 1] 1
  • 2] 1.5
  • 3] 2
  • 4] 2.5
Solution
10
Discuss

A boat running upstream takes 8 hours 48 minutes to cover a certain distance, while it takes 4 hours to cover the same distance running downstream. What is the ratio between the speed of the boat and speed of the water current respectively?

  • 1] 2 : 1
  • 2] 3 : 2
  • 3] 8 : 3
  • 4] Cannot be determined
  • 5] None of these
Solution
# Quiz