Question
PSLE
A bag contains yellow, white and black marbles. 18 of the marbles are yellow. 16 of the remaining marbles are white. What fraction of the marbles in the bag are black?
2 m

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PSLE
A bag contains yellow, white and black marbles. 18 of the marbles are yellow. 16 of the remaining marbles are white. What fraction of the marbles in the bag are black?