Question
PSLE
Shiyun has a number of notebooks in three colours: purple, orange and yellow. 711 of the notebooks are purple. The number of purple notebooks is twice the number of orange notebooks. What fraction of the notebooks is yellow?
2 m

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PSLE
Shiyun has a number of notebooks in three colours: purple, orange and yellow. 711 of the notebooks are purple. The number of purple notebooks is twice the number of orange notebooks. What fraction of the notebooks is yellow?