# The ratio between the aree of two circles are 4 : 7. Who will be the ratio of their

1.  2 : 77

2.  4:7

3.  16:49

4.  4:77

4

2 : 77

Explanation :
No Explanation available for this question

# The perimeter of a nor square rhombus is 20 cn One of its diagonal is 8 cn The area of the rhombus is

1.  28 sq cm

2.  20 sq cm

3.  22 sq cm

4.  24 sq cm

4

24 sq cm

Explanation :
No Explanation available for this question

# If each edge of a cube is ir creased by 50%, the perceni age increase in its surfac area is

1.  150%

2.  75%

3.  100%

4.  125%

4

125\%

Explanation :
No Explanation available for this question

# The diameter of a coppe sphere is 1 8 cm. The spher is melted and is drawn into long wire of uniform circula cross-section. If the length c the wire is 108 m, the diair eter of the wire is

1.  1 cm

2.  0.9cm

3.  0.3cm

4.  0.6cm

4

0.6cm

Explanation :
No Explanation available for this question

# If surface area and volume of a sphere are S and V respectively, then value of s3/v2 is

1.  32 unit

2.  9 unit

3.  18 unit

4.  27 unit

4

32 unit

Explanation :
No Explanation available for this question

# tan / 1- cot ? + cot ?/ 1- tan ? is equal to

1.  1- tan - cot ?

2.  1+ tan ?- cot ?

3.  1- tan ?+ cot ?

4.  1+ tan ? + cot ?

4

1+ tan ? + cot ?

Explanation :
No Explanation available for this question

# If sec =x +i/ 4x(0< ? > 90), then sec ? + tan ? is equal to

1.  x/2

2.  2x

3.  X

4.  1/2x

4

2x

Explanation :
No Explanation available for this question

# the circular measure of an angle of an isosceles triangle is 5/9. Circular measure of one of the other angles must be

1.  5 / 18

2.  5 ?/ 9

3.  2 ?/ 9

4.  4 ?/ 9

4

2 ?/ 9

Explanation :
No Explanation available for this question

# Total sales of branch B6for both the .years is what percent of the total sales of branch B3 for both the years

1.  71.11%

2.  73.17%

3.  68.54

4.  77.26%

4

73.17\%

Explanation :
No Explanation available for this question

1.  2 : 3

2.  3 : 5

3.  5 : 7

4.  7 : 9

4