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. 1.2 km/hr

2. 1.5 km/hr

3. 1.6 km/hr

4. 1.8 km/hr

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Correct Answer :

1.5 km/hr

Explanation :
No Explanation available for this question

A man rows downstream 332 km and 14 km upstream. If he takes 6 hours to cover each distance, then the velocity (in kmph) of the current is:

1. 1.5 kmph

2. 1.75 kmph

3. 2 kmph

4. 3 kmph

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Correct Answer :

1.5 kmph

Explanation :
No Explanation available for this question

A boatman can row 48 km downstream in 4 hr. If the speed of the current is 5 km/hr, then find in what time will be able to cover 8 km upstream

1. 6 hr

2. 4 hr

3. 4 hr

4. None of these

View Answer

Correct Answer :

4 hr

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:. [C.B.I. 1993]

1. 4.2 km/hr

2. 13 km/hr

3. 9 km/hr

4. 21 km/hr

View Answer

Correct Answer :

13 km/hr

Explanation :
No Explanation available for this question

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:

1. 23 km/hr

2. 27 km/hr

3. 25 km/hr

4. None of these

View Answer

Correct Answer :

23 km/hr

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 the stream is:

1. 1:2

2. 1:3

3. 2:1

4. 3:1

View Answer

Correct Answer :

3:1

Explanation :
No Explanation available for this question

The speed of a boat in still water is 10 km/hr. If it can travel 26 km downstream and 14 km upstream in the same time, the speed of the stream is:

1. 2 km/hr

2. 2.5 km/hr

3. 3 km/hr

4. 4 km/hr

View Answer

Correct Answer :

3 km/hr

Explanation :
No Explanation available for this question

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

1. 30 minutes

2. 45 minutes

3. 1 hour

4. 1 hour 15 min

View Answer

Correct Answer :

1 hour 15 min

Explanation :
No Explanation available for this question

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

1. 40 minutes

2. 1 hour

3. 1 hour 15 min

4. 1 hour 30 min

View Answer

Correct Answer :

1 hour 15 min

Explanation :
No Explanation available for this question

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

1. 3 km/hr

2. 5 km/hr

3. 8 km/hr

4. 9km/hr

View Answer

Correct Answer :

8 km/hr

Explanation :
No Explanation available for this question

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