Quiz Discussion

A boatman goes 2 km against the current of the stream in 1 hour and goes 1 km along the current in 10 minutes. How long will it take to go 5 km in stationary water?

Course Name: Quantitative Aptitude

  • 1] 40 minutes
  • 2] 1 hour
  • 3] 1 hr 15 min
  • 4] 1 hr 30 min
Solution
No Solution Present Yet

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# Quiz
1
Discuss

Speed of a along and against the current are 14 kms/hr and 8 kms/hr respectively. The speed of the current is?

  • 1] 11 km/hr
  • 2] 6 km/hr
  • 3] 5.5 km/hr
  • 4] 3 km/hr
Solution
2
Discuss

There is a road beside a river. Two friends started from a place A moved to a temple situated at another place B and then returned to A again. One of them moves on a cycle at a speed of 12 km/hr, while the other sails at a speed of 10km/hr. If the river flows at a speed of 4km/hr, which of the two friends will return to place A first.

  • 1]

    7.4 km/h

  • 2]

    8.4 km/h

  • 3]

    2.3 km/h

  • 4]

    8.6 km/h

Solution
3
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
4
Discuss

The speed of the boat in still water is 5 times that of current, it takes 1.1 hour to row to point B from point A downstream. The distance between point A and point B is 13.2 km. How much distance (in km) will it cover in 312 minutes upstrem?

  • 1] 43.2
  • 2] 48
  • 3] 41.6
  • 4] 44.8
Solution
5
Discuss

A man can row three-quarters of a kilometer against the stream in \(11\frac{1}{4}\) minutes and down the stream in \(7\frac{1}{2}\) minutes. The speed (in km/hr) of the man in still water is:

 

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

A boat travels 24 km upstream in 6 hours and 20 km downstream in 4 hours. Then the speed of boat in still water and the speed of current are respectively.

  • 1] 4 kmph and 3 kmph
  • 2] 4.5 kmph and 0.5 kmph
  • 3] 4 kmph and 2 kmph
  • 4] 5 kmph and 2 kmph
Solution
7
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
8
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
9
Discuss

A man can row three quarters of a kilometers against the stream in 11 1/4 minutes and return in 7 1/2​ minutes.The speed of the man in still water is

  • 1]

    2 km/h

  • 2]

    3 km/h

  • 3]

    4 km/h

  • 4]

    5 km/h

Solution
10
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
  • 5] None of these
Solution
# Quiz