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

1.  2.5km/hr                               

2.  4.2 km/hr

3.  5 km/hr     

4.  10.5km/hr

View Answer  
4
Correct Answer :

2.5km/hr                               


Explanation :
No Explanation available for this question

A man rows downstream at 32 km and 14 km upstream at 13kmph.the speed of the stream is

1.  1/2

2.  1    

3.  1 (1/2)       

4.  2

View Answer  
4
Correct Answer :

1 (1/2)       


Explanation :
No Explanation available for this question

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

1.  4km/hr              

2.   6km/hr   

3.   8km/hr   

4.  Data inadequate

View Answer  
4
Correct Answer :

6km/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 10minutes. How long will it take to go 5km in stationary water

1.  40 minutes    

2.  1 hour 

3.  1 hr  15 min

4.  1 hr 30 min

View Answer  
4
Correct Answer :

1 hr  15 min


Explanation :
No Explanation available for this question

A man can row three –quarters of a kilometer against the stream in 11(1/4) minutes. The speed (in km /hr) of the man in still water is

1.  2                                           

2.  3      

3.  4     

4.  4 

View Answer  
4
Correct Answer :

4 


Explanation :
No Explanation available for this question

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

1.  2:1                 

2.  3:2 

3.  8:3 

4.  Cannot be determined

5.  None of these

View Answer  
5
Correct Answer :

3:2 


Explanation :
No Explanation available for this question

What is the area of a right- angled triangle I.The perimeter of the triangle is 30 cm II.The ratio between the base and the height of the triangle is 5: 12 III.The area of the triangle is equal to the area of a rectangle of length 10 cm

1.  I and II only

2.  II and III only

3.  I and III only

4.  III and either I or II only

5.  None of these

View Answer  
5
Correct Answer :

I and II only


    Explanation :
    No Explanation available for this question

    A Boat running up stream takes 8 hours 48 minutes to cover a certain distance, while It takes 4 hours to cover the same distance running downstream .what is the ratio between The speed of the boat of the water current respectively

    1.  2:1                     

    2.  3:2    

    3.  8:3

    4.  Cannot be determined

    5.  None of these

    View Answer  
    5
    Correct Answer :

    8:3


    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 o f the boat in still water is

    1.  4.2 km/ hr       

    2.  9 km/hr   

    3.  13 km/hr   

    4.  21 km/hr

    View Answer  
    4
    Correct Answer :

    13 km/hr   


    Explanation :
    No Explanation available for this question

    A man’s speed with the current is 15 km/hr and the speed of the current is 2.5kmph, the man’s   Speed against the current is

    1.  8.5 km /hr                    

    2.  9km/hr 

    3.  10 km /hr

    4.  12.5 km/hr

    View Answer  
    4
    Correct Answer :

    10 km /hr


    Explanation :
    No Explanation available for this question
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