Question
PSLE
Fanny has a number of notebooks in three colours: blue, yellow and purple. 811 of the notebooks are blue. The number of blue notebooks is thrice the number of yellow notebooks. What fraction of the notebooks is purple?
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PSLE
Fanny has a number of notebooks in three colours: blue, yellow and purple. 811 of the notebooks are blue. The number of blue notebooks is thrice the number of yellow notebooks. What fraction of the notebooks is purple?