Question
PSLE
Linda has a number of notebooks in three colours: yellow, blue and green. 511 of the notebooks are yellow. The number of yellow notebooks is thrice the number of blue notebooks. What fraction of the notebooks is green?
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PSLE
Linda has a number of notebooks in three colours: yellow, blue and green. 511 of the notebooks are yellow. The number of yellow notebooks is thrice the number of blue notebooks. What fraction of the notebooks is green?