Question:
Mrs Lee drew 3 squares to form a figure. The areas of the squares were in the ratio 1 : 4 : 13. She then shaded some parts of the figure as shown below. What is the ratio of the shaded parts to the unshaded part of the figure?
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Mrs Lee drew 3 squares to form a figure. The areas of the squares were in the ratio 1 : 4 : 13. She then shaded some parts of the figure as shown below. What is the ratio of the shaded parts to the unshaded part of the figure?