operations on numbers (6.papers)

hcf and lcm (5.papers)

averages (8.papers)

problems on ages (9.papers)

percentage (4.papers)

profit and loss (4.papers)

ratio and proportion (5.papers)

chain rule (5.papers)

time and work (4.papers)

pipes and cisterns (5.papers)

time and distance (5.papers)

problems on trains (8.papers)

boats and streams (7.papers)

partnership (6.papers)

simple interest (4.papers)

compound interest (2.papers)

permutation and combination (3.papers)

clock (2.papers)

calendar (3.papers)

1

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

5 kmph

10 kmph

15 kmph

20 kmph

Show Answer

2

A man can row upstream at 7 kmph and downstream at 10 kmph. Find man's rate in still water and the rate of current?

1 kmph

1.25 kmph

1.5 kmph

1.75 kmph

Show Answer

3

A motor boat 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?

40 min

1 hour

1 hour 10 min

1 hour 15 min

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4

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 on a boat at a speed of 10 km/hr. If the river flows at the speed of 4 km/hr, which of the two friends will return to place A first ?

Cyclist

Boat Person

Both

none of the above

Show Answer

5

A man can swim 6 km / hr in still water. If river's rate is 2 km / hr, it takes the man 3 hours to row to a place and back. How far is the place ?

3 kmph

5 kmph

8 kmph

12 kmph

Show Answer

6

A man rows downstream 32 km and 14 km upstream. If he takes 6 hours to cover each distance, then the velocity (in kmph) of the current is:

1 kmph

1.5 kmph

2 kmph

2.5 kmph

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7

In one hour, a boat goes 11 km along the stream and 5 km against the stream. The speed of the boat in still water (in km/hr)is :

8 kmph

1.5 kmph

2.5 kmph

4 kmph

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8

Speed of a boat in still water is 16 km/h. If it can travel 20 km downstream in the same time as it can travel 12 km upstream, the rate of stream is:

1 kmph

2 kmph

3 kmph

4 kmph

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9

A man can row a boat at 10 kmph in still water. If the speed of the stream is 6 kmph, the time taken to row a distance of 80 km downstream is:

2 hours

3 hours

4 hours

5 hours

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10

If a man can swim downstream at 6 kmph and upstream at 2 kmph, his speed in still water is :

2 kmph

4 kmph

6 kmph

none of the above

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11

A man can row 9 and 1/3 kmph in still water and finds that it takes him thrice as much time to row up than as to row, down the same distance in the river. The speed of the current is :

3 and 1/3 kmph

3 and 1/9 kmph

4 and 2/3 kmph

none of the above

Show Answer

12

If a boat goes 7 km upstream in 42 minutes and the speed of the stream is 3 kmph, then the speed of the boat in still water is

4.2 kmph

9 kmph

13 kmph

21 kmph

Show Answer

Show Answer

14

If Anshul rows 15 km upstream and 21 km downstream taking 3 hours each time, then the speed of the stream is :

1 kmph

1.5 kmph

2 kmph

4 kmph

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15

A boat travels 36 km upstream in 9 hours and 42 km downstream in 7 hours. Find the speed of the boat in still water and the speed of the water current ?

2kmph,0.5 kmph

5kmph,1 kmph

2kmph,1.5 kmph

4kmph,2 kmph

Show Answer

16

A man can row at 10 kmph in still water. If it takes a total of 5 hours for him to go to a place 24 km away and return, then find the speed of the water current ?

1 kmph

1.5 kmph

2 kmph

none of the above

Show Answer

17

A man can row 6 kmph in still water. When the river is running at 1.2 kmph, It takes him 1 hour to row to a place and back. How far is the place?

1.5 km

1.99 km

2.66 km

2.88 km

Show Answer

18

Ramesh can row a certain distance downstream in 6 hours and return the same distance in 9 hours. If the stream flows at the rate of 3 kmph. Find the speed of Ramesh in still water?

10 kmph

12 kmph

15 kmph

none of the above

Show Answer

19

A man can row upstream at 7 kmph and downstream at 10 kmph. Find manâ€™s rate in still water and the rate of current.

8.5kmph,1.5 kmph

9kmph,2 kmph

10kmph,2.5 kmph

11kmph,3 kmph

Show Answer

Show Answer