Question
PSLE
Barbara has a number of markers in three colours: purple, orange and red. 811 of the markers are purple. The number of purple markers is four times the number of orange markers. What fraction of the markers is red?
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PSLE
Barbara has a number of markers in three colours: purple, orange and red. 811 of the markers are purple. The number of purple markers is four times the number of orange markers. What fraction of the markers is red?