Question
PSLE
Jane has a number of notebooks in three colours: green, blue and brown. 19 of the notebooks are green. The number of green notebooks is four times the number of blue notebooks. What fraction of the notebooks is brown?
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PSLE
Jane has a number of notebooks in three colours: green, blue and brown. 19 of the notebooks are green. The number of green notebooks is four times the number of blue notebooks. What fraction of the notebooks is brown?