The figure, not drawn to scale, consists of 1 Square X and 1 Circle Y whose areas are in the ratio of 4 : 1. Given that
110 of Square X is shaded, what fraction of Circle Y is shaded?
Area of Square X |
Area of Circle Y |
4x5 = 20 u |
1x5 = 5 u |
Unshaded area |
Shaded area |
Unshaded area |
Shaded area |
9x2 |
1x2 |
|
1x2 |
18 u |
2 u |
|
2 u |
Area of Square X is the repeated identity.
Shaded area of Square X is the same as the shaded area of Circle Y.
LCM of 4 and 10 = 20
Fraction of Circle Y that is shaded
=
25 Answer(s):
25