Question
PSLE
Owen kept staplers in boxes W and X. Box W contained twice as many staplers as box X. In box W, 13 of the staplers were yellow staplers. In box X, 12 of the staplers were yellow staplers. What fraction of Owen's staplers were yellow staplers?
2 m

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PSLE
Owen kept staplers in boxes W and X. Box W contained twice as many staplers as box X. In box W, 13 of the staplers were yellow staplers. In box X, 12 of the staplers were yellow staplers. What fraction of Owen's staplers were yellow staplers?