In one hour, a boat goes 11km along the stream and 5 km against it. Find the speed of the boat in still water

1. 6

2. 7

3. 8

4. 9

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Correct Answer :

Explanation :
No Explanation available for this question

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. 2 km/hr

2. 3 km/hr

3. 4 km/hr

4. 5 km/hr

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Correct Answer :

5 km/hr

Explanation :
No Explanation available for this question

If Rahul rows 15 km upstream in 3 hours and 21 km downstream in 3 hours, then the speed of the stream is

1. 5 km/hr

2. 4 km/hr

3. 2 km/hr

4. 1 km/hr

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Correct Answer :

1 km/hr

Explanation :
No Explanation available for this question

A man can row 913 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.

1. 323kmph

2. 423kmph

3. 523kmph

4. 623kmph

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Correct Answer :

423kmph

Explanation :
No Explanation available for this question

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

1. 4 kmph

2. 5 kmph

3. 6 kmph

4. 7 kmph

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Correct Answer :

5 kmph

Explanation :
No Explanation available for this question

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

1. 12 kmph

2. 13 kmph

3. 14 kmph

4. 15 kmph

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Correct Answer :

13 kmph

Explanation :
No Explanation available for this question

A man takes twice as long to row a distance against the stream as to row the same distance in favour of the stream. The ratio of the speed of the boat in still water and stream is

1. 3:1

2. 1:3

3. 2:4

4. 4:2

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Correct Answer :

3:1

Explanation :
No Explanation available for this question

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

1. 11 kmph

2. 12 kmph

3. 14 kmph

4. 17 kmph

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Correct Answer :

14 kmph

Explanation :
No Explanation available for this question

A boat can travel with a speed of 16 km/hr in still water. If the rate of stream is 5 km/hr, then find the time taken by the boat to cover distance of 84 km downstream.

1. 4 hours

2. 5 hours

3. 6 hours

4. 7 hours

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Correct Answer :

4 hours

Explanation :
No Explanation available for this question

A man can row at 5 kmph in still water. If the velocity of the current is 1 kmph and it takes him 1 hour to row to a place and come back. how far is that place.

1. 4 km

2. 1.4 km

3. 2.4 km

4. 3.4 km

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Correct Answer :

2.4 km

Explanation :
No Explanation available for this question

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