Question
PSLE
Zoe has a number of markers in three colours: yellow, purple and blue. 12 of the markers are yellow. The number of yellow markers is four times the number of purple markers. What fraction of the markers is blue?
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PSLE
Zoe has a number of markers in three colours: yellow, purple and blue. 12 of the markers are yellow. The number of yellow markers is four times the number of purple markers. What fraction of the markers is blue?