The figure, not drawn to scale, consists of 1 Square A and 1 Circle B whose areas are in the ratio of 4 : 1. Given that
19 of Square A is shaded, what fraction of Circle B is shaded?
Area of Square A |
Area of Circle B |
4x9 = 36 u |
1x9 = 9 u |
Unshaded area |
Shaded area |
Unshaded area |
Shaded area |
8x4 |
1x4 |
|
1x4 |
32 u |
4 u |
|
4 u |
Area of Square A is the repeated identity.
Shaded area of Square A is the same as the shaded area of Circle B.
LCM of 4 and 9 = 36
Fraction of Circle B that is shaded
=
49 Answer(s):
49