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 20 kmph and speed of the current is 3 kmph. The Man's speed against the current will be

11 kmph

12 kmph

13 kmph

14 kmph

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3

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:

12 kmph

13 kmph

14 kmph

15 kmph

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4

A man can row upstream 10 kmph and downstream 20 kmph. Find the man rate in still water and rate of the stream.

0,5

5,5

15,5

10,5

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5

A man takes 3 hours 45 minutes to row a boat 15 km downstream of a river and 2 hours 30 minutes to cover a distance of 5 km upstream. Find the speed of the current.

1 kmph

2 kmph

3 kmph

4 kmph

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7

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:

2 kmph

3 kmph

4 kmph

5 kmph

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8

A man rows 750 m in 675 seconds against the stream and returns in 7 and half minutes. His rowing speed in still water is

4 kmph

5 kmph

6 kmph

8 kmph

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9

A man can row upstream at 8 kmph and downstream at 13 kmph. The speed of the stream is :

2.5 kmph

5 kmph

7 kmph

9 kmph

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10

A boat goes 13 km upstream in 39 minutes. The speed of stream is 3 km/hr. The speed of boat in still water is:

23 kmph

25 kmph

27 kmph

none of the above

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11

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 ?

4 kmph

6 kmph

8 kmph

none of the above

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12

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

3 kmph

5 kmph

8 kmph

9 kmph

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13

A man can row three - quarters of a kilometer against the stream in 11¼minutes. The speed(in km/hr) of the man in still water is

2 kmph

3 kmph

4 kmph

5 kmph

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14

If a man rows at the rate of 5 kmph in still water and his rate against the current is 3.5 kmph, then the manâ€™s rate along the current is

4..25 kmph

6 kmph

6.5 kmph

8.5 kmph

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15

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 :

16 hours

18 hours

20 hours

24 hours

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16

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

2 mph

2.5 mph

3 mph

4 mph

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17

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?

2 hours

3 hours

4 hours

5 hours

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19

A man can row upstream at 8 kmph and downstream at 13 kmph. The speed of the stream is

2.5 kmph

4.5 kmph

10 kmph

none of the above

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20

A boat covers a certain distance downstream in I hour, while it comes back in 1½ hours. If the speed of the stream be 3 kmph. what is the speed of the boat in still water ?

7 kmph

12 kmph

15 kmph

18 kmph

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