Question
PSLE
Yoko has a number of notebooks in three colours: red, orange and green. 211 of the notebooks are red. The number of red notebooks is four times the number of orange notebooks. What fraction of the notebooks is green?
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PSLE
Yoko has a number of notebooks in three colours: red, orange and green. 211 of the notebooks are red. The number of red notebooks is four times the number of orange notebooks. What fraction of the notebooks is green?