Question
PSLE
Emma has a number of markers in three colours: purple, yellow and red. 23 of the markers are purple. The number of purple markers is thrice the number of yellow markers. What fraction of the markers is red?
2 m

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PSLE
Emma has a number of markers in three colours: purple, yellow and red. 23 of the markers are purple. The number of purple markers is thrice the number of yellow markers. What fraction of the markers is red?