If the ratio between the areas of two circles is 4 : 1 then the ratio between their radii will be (a) 1 : 2        (b) 2 : 1      (c) 1 : 3        (d) 4 : 1

The ratio between the area of two circles is 4:7. What will be the ratio of their radii ?

The ratio of areas of two circle is 4:1 , then the ratio of their radius is

If the ratio of the areas of two square is 9:1, then the ratio of their perimeters is (a) 2:1 (b) 3:1 (c) 3:2 (d) 4:1

If the ratio of the areas of two square is 9:1, then the ratio of their perimeters is 2:1(b)3:13:2(d)4:1

If the ratio of volumes of two cones is 2 : 3 and the ratio of the radii of their bases is 1 : 2, then the ratio of their heights will be (a) 3 : 4 (b) 4 : 3 (c) 3 : 8 (d) 8 : 3

The circumferences of two circles are in the ratio 2:3 . What is the ratio between their areas?

If the ratio between the length and the perimeter of a rectangular plot is 1:3, then the ratio between the length and breadth of the plot is 1:2 (b) 2:1 (c) 3:2 (d) 2:3

Find the relation between this two ratio- 3:1 and 1:2:1.

The area of two circles are in the ratio 4:9 . What is the ratio between their circumferences?