Question
In a box, 44% of the notebooks are grey notebooks and the rest are black and silver notebooks. The number of silver notebooks is thrice the number of black notebooks. What percentage of the notebooks in the box are black notebooks?
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In a box, 44% of the notebooks are grey notebooks and the rest are black and silver notebooks. The number of silver notebooks is thrice the number of black notebooks. What percentage of the notebooks in the box are black notebooks?