Question
PSLE
Cathy has a number of markers in three colours: purple, brown and green. 47 of the markers are purple. The number of purple markers is thrice the number of brown markers. What fraction of the markers is green?
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PSLE
Cathy has a number of markers in three colours: purple, brown and green. 47 of the markers are purple. The number of purple markers is thrice the number of brown markers. What fraction of the markers is green?