Question
In the figure, not drawn to scale, 20% of the triangle NRQ is shaded. The ratio of the shaded part of the circle to the unshaded part of the circle is 4 : 7. What percentage of the rectangle MNQP is shaded?
3 m

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In the figure, not drawn to scale, 20% of the triangle NRQ is shaded. The ratio of the shaded part of the circle to the unshaded part of the circle is 4 : 7. What percentage of the rectangle MNQP is shaded?