Question
PSLE
Jade has a number of pens in three colours: red, purple and yellow. 411 of the pens are red. The number of red pens is thrice the number of purple pens. What fraction of the pens is yellow?
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PSLE
Jade has a number of pens in three colours: red, purple and yellow. 411 of the pens are red. The number of red pens is thrice the number of purple pens. What fraction of the pens is yellow?