A man can row at 5km ph in still water .if the velocity of current is 1 km ph and it Takes him 1 hours to row to a place and come back ,how far is the place

1.  2.4km

2.  2.5 km

3.  3 km

4.  3.6 km

View Answer  
4
Correct Answer :

2.4km


Explanation :
No Explanation available for this question

A  boat takes 19 hours for travelling downstream from point A to point B and coming back to a Point C midway between A and B, if the velocity of the stream is 4 km ph and the speed of the Boat in still water is 14 km ph, what is the distance between A and B

1.  160 km

2.  180 km

3.  200 km

4.  220 km

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4
Correct Answer :

180 km


Explanation :
No Explanation available for this question

A man can row 9 1/3 km ph 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 river. The speed of the current is:

1.  3 1/3 km/hr

2.  3 1/9 km/hr

3.  4 2/3 km/hr

4.  4 1/2km/hr

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4
Correct Answer :

4 2/3 km/hr


Explanation :
No Explanation available for this question

A boat covers a certain distance downstream in 1 hour, while it comes back in 1 ½ hours. If The speed of the stream be 3kmph, what is the speed of the boat in still water

1.  12kmph

2.  13 km ph

3.  14 kmph

4.  15 kmph

5.  none of these

View Answer  
5
Correct Answer :

15 kmph


Explanation :
No Explanation available for this question

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

1.  2km

2.  2.5km/hr

3.  3km/hr

4.  4km/hr

View Answer  
4
Correct Answer :

3km/hr


Explanation :
No Explanation available for this question

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

1.  2mph

2.  2.5 mph

3.  3mph

4.  4mph

View Answer  
4
Correct Answer :

2mph


Explanation :
No Explanation available for this question

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

1.  1km/hr

2.  1.5km/hr

3.  1.8km/hr

4.  3.5 km/hr

View Answer  
4
Correct Answer :

1km/hr


Explanation :
No Explanation available for this question

A Boat covers 24km upstream and 36km downstream in 6 hours while it covers 36 km upstream  And 24km/hr downstream in 6 ½ hours . The velocity of the current is:

1.  1km/hr

2.  1.5km/hr

3.  2 km/hr

4.  2.5km/hr

View Answer  
4
Correct Answer :

2 km/hr


Explanation :
No Explanation available for this question

At his usual rowing rate, rahul can travel 12miles downstream in a certain river in 6 hours less than it takes him to travel the same distance upstream. but if he could double his usual  rowing rate for his 24mile round trip ,the downstream 12miles would then take only one hour less than the upstream 12miles .what is the speed of the current in miles  per hour

1.  1 1/3

2.  1 2/3

3.  2 1/3

4.  2 2/3

View Answer  
4
Correct Answer :

2 2/3


Explanation :
No Explanation available for this question

In what ratio must s grocer mix two varieties of pulses costing Rs. 15 and Rs. 20’ per kg respectively so as to get a mixture worth Rs. 16.50 per kg

1.  3:7

2.  5:7

3.  7:3

4.  7:5

View Answer  
4
Correct Answer :

7:3


Explanation :
No Explanation available for this question
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