Question
PSLE
Riordan kept files in boxes K and L. Box K contained twice as many files as box L. In box K, 15 of the files were purple files. In box L, 13 of the files were purple files. What fraction of Riordan's files were purple files?
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PSLE
Riordan kept files in boxes K and L. Box K contained twice as many files as box L. In box K, 15 of the files were purple files. In box L, 13 of the files were purple files. What fraction of Riordan's files were purple files?