Question
PSLE
Bobby kept his red and blue buttons in two boxes. The ratio of the number of red to blue buttons in the first box was 1 : 5 and it was 1 : 2 in the second box. The two boxes contained the same number of buttons. What fraction of Bobby's buttons were blue buttons?
2 m

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PSLE
Bobby kept his red and blue buttons in two boxes. The ratio of the number of red to blue buttons in the first box was 1 : 5 and it was 1 : 2 in the second box. The two boxes contained the same number of buttons. What fraction of Bobby's buttons were blue buttons?