Question
PSLE
Sarah has a number of pencils in three colours: green, blue and red. 18 of the pencils are green. The number of green pencils is four times the number of blue pencils. What fraction of the pencils is red?
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PSLE
Sarah has a number of pencils in three colours: green, blue and red. 18 of the pencils are green. The number of green pencils is four times the number of blue pencils. What fraction of the pencils is red?