Question
PSLE
Min has a number of files in three colours: green, blue and orange. 13 of the files are green. The number of green files is four times the number of blue files. What fraction of the files is orange?
2 m

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PSLE
Min has a number of files in three colours: green, blue and orange. 13 of the files are green. The number of green files is four times the number of blue files. What fraction of the files is orange?