Quiz Discussion

A man row to a place 48 km distant and back on 14 hours text. He finds that he can row 4 km with the stream in the same time as 3 km against the stream. The rate of the stream is?

Course Name: Quantitative Aptitude

  • 1] 1 km/hr
  • 2] 1.5 km/hr
  • 3] 1.8 km/hr
  • 4] 3.5 km/hr
Solution
No Solution Present Yet

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# Quiz
1
Discuss

A boat can travel with a speed of 13 km/hr in still water. If the speed of the stream is 4 km/hr, find the time taken by the boat to go 68 km downstream.

  • 1]

    2 hours

  • 2]

    3 hours

  • 3]

    4 hours 

  • 4]

    5 hours

Solution
2
Discuss

A motorboat, whose speed in 15 km/hr in still water goes 30 km downstream and comes back in a total of 4 hours 30 minutes. The speed of the stream (in km/hr) is:

  • 1] 4 km/hr
  • 2] 5 km/hr
  • 3] 6 km/hr
  • 4] 10 km/hr
Solution
3
Discuss

A boat takes 90 minutes less to travel 36 miles downstream than to travel the same distance upstream. If the speed of the boat in still water is 10 mph, the speed of the stream is:

  • 1] 2 mph
  • 2] 2.5 mph
  • 3] 3 mph
  • 4] 4 mph
  • 5] None of these
Solution
4
Discuss

A man rows 12 km in 5 hours against the stream and the speed of current being 4 kmph. What time will be taken by him to row 15 km with the stream?

  • 1]

    1 hour \({ \text{27}}\frac{7}{{13}}\) minutes

  • 2]

    1 hour \({ \text{24}}\frac{7}{{13}}\) minutes

  • 3]

    1 hour \({ \text{25}}\frac{7}{{13}}\) minutes

  • 4]

    1 hour \({ \text{26}}\frac{7}{{13}}\) minutes

Solution
5
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
6
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
7
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
8
Discuss

A motorboat, whose speed in 15 km/hr in still water goes 30 km downstream and comes back in a total of 4 hours 30 minutes. The speed of the stream (in km/hr) is:

  • 1]

    4

  • 2]

    5

  • 3]

    6

  • 4]

    10

Solution
9
Discuss

If the speed of a boat in still water is 20km/hr and the speed of the current is 5km, then the time taken by the boat to travel 100 km with the current is?

  • 1] 2 hours
  • 2] 3 hours
  • 3] 4 hours
  • 4] 7 hours
Solution
10
Discuss

The speed of a boat in still water in 15 km/hr and the rate of current is 3 km/hr. The distance travelled downstream in 12 minutes is:

  • 1] 1.2 km
  • 2] 1.8 km
  • 3] 2.4 km
  • 4] 3.6 km
  • 5] None of these
Solution
# Quiz