The number of tangents that can be drawn to two non-intersecting circles is

1.  4

2.  3 4 (b) 3 (c) 2 (d) 1

3.  2

4.  1

View Answer  
4
Correct Answer :

4


Explanation :
No Explanation available for this question

With the vertices of a Δ ABC as centres, three circles are described each touching the other two externally. If the sides of the triangle are 4, 6 and 8 cm respectively, the sum of the radii of the three circles equals

1.  10

2.  14

3.  12

4.  9

View Answer  
4
Correct Answer :

9


Explanation :
No Explanation available for this question

If 6440 soldiers were asked to stand in rows to form a perfect square, it was found that 40 soldiers were left out. What was the number of soldiers in each row

1.  40

2.  80

3.  64

4.  60

View Answer  
4
Correct Answer :

80


Explanation :
No Explanation available for this question

The speed of a metro train is 54 km/hr excluding stoppage time and if including stoppage the speed is 45 km / hr then for how many minutes does it stop per hour

1.  9

2.  10

3.  20

4.  11

View Answer  
4
Correct Answer :

10


Explanation :
No Explanation available for this question

A cone, a hemisphere and a cylinder have equal bases and same heights. Their volumes will be in ratio

1.  1 : 2 : 3

2.  3 : 4 : 1

3.  3 : 2 : 1

4.  None of these

View Answer  
4
Correct Answer :

1 : 2 : 3


Explanation :
No Explanation available for this question

The weights in kilograms of 10 students are 52, 45, 31, 35, 40, 55, 60, 38, 44, 36. If 44 is replaced by 46 and 40 is replaced by 35 then new median will be

1.  42

2.  40.5

3.  40

4.  41.5

View Answer  
4
Correct Answer :

41.5


Explanation :
No Explanation available for this question

For an acute angle θ , sin θ + cos θ takes the greatest value when θ  is

1.  30°

2.  45°

3.   60°

4.   90°

View Answer  
4
Correct Answer :

45°


Explanation :
No Explanation available for this question

The angle of elevation of the sun when the length of the shadow of a pole is 3 times, the height of the pole is

1.  30°

2.  45°

3.  60°

4.  75°

View Answer  
4
Correct Answer :

30°


Explanation :
No Explanation available for this question

If the fractions 9/13,2/3,8/11,5/7 , , , are arranged in ascending order, then the correct sequence is

1.  9/13 , 2/ 3, 8/11, 5/7, , ,

2.  2/3,9/13,5/7,8/11, ,

3.  2/3,8/11,5/7,9/13,,,

4.  5/7,8/11,2/3,9/13, ,

View Answer  
4
Correct Answer :

2/3,9/13,5/7,8/11, ,


Explanation :
No Explanation available for this question

96 + 7 when divided by 8 would have a remainder of

1.  0

2.  6

3.  5

4.  None of these

View Answer  
4
Correct Answer :

0


Explanation :
No Explanation available for this question
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