Question
PSLE
Hazel has a number of staplers in three colours: brown, blue and red. 13 of the staplers are brown. The number of brown staplers is thrice the number of blue staplers. What fraction of the staplers is red?
2 m

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PSLE
Hazel has a number of staplers in three colours: brown, blue and red. 13 of the staplers are brown. The number of brown staplers is thrice the number of blue staplers. What fraction of the staplers is red?