Question
PSLE
A bag contains black, purple and yellow marbles. 45 of the marbles are black. 19 of the remaining marbles are purple. What fraction of the marbles in the bag are yellow?
2 m

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PSLE
A bag contains black, purple and yellow marbles. 45 of the marbles are black. 19 of the remaining marbles are purple. What fraction of the marbles in the bag are yellow?