Question
In a box, 40% of the notebooks are green notebooks and the rest are purple and grey notebooks. The number of grey notebooks is four times the number of purple notebooks. What percentage of the notebooks in the box are purple notebooks?
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In a box, 40% of the notebooks are green notebooks and the rest are purple and grey notebooks. The number of grey notebooks is four times the number of purple notebooks. What percentage of the notebooks in the box are purple notebooks?