Question
PSLE
Tina has a number of pens in three colours: red, green and purple. 12 of the pens are red. The number of red pens is four times the number of green pens. What fraction of the pens is purple?
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PSLE
Tina has a number of pens in three colours: red, green and purple. 12 of the pens are red. The number of red pens is four times the number of green pens. What fraction of the pens is purple?