Question
PSLE
Pamela has a number of notebooks in three colours: red, green and orange. 18 of the notebooks are red. The number of red notebooks is twice the number of green notebooks. What fraction of the notebooks is orange?
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PSLE
Pamela has a number of notebooks in three colours: red, green and orange. 18 of the notebooks are red. The number of red notebooks is twice the number of green notebooks. What fraction of the notebooks is orange?