Question
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 : 3 while the shaded area is 45 of the unshaded area. What is the ratio of the area of the largest square to the unshaded area ?
3 m

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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 : 3 while the shaded area is 45 of the unshaded area. What is the ratio of the area of the largest square to the unshaded area ?