This figure is not drawn to scale. It is made up of 3 squares. The ratio of the area of the smallest square to the largest square is 1 : 7 while the shaded area is
25 of the unshaded area. What is the ratio of the shaded area to the area of the smallest square?
Smallest square |
Largest Square |
Shaded area |
Unshaded area |
7x1 |
7x1 |
1x1 |
7x1 |
2x1 |
5x1 |
1 u |
7 u |
2 u |
5 u |
The total area is repeated. Make the total area the same. LCM of 7 and 7 is 7.
Shaded area: Area of smallest square
2 : 1
Answer(s): 2 : 1