Question
PSLE
Brandon kept his red and silver buttons in two boxes. The ratio of the number of red to silver buttons in the first box was 5 : 7 and it was 1 : 3 in the second box. The two boxes contained the same number of buttons. What fraction of Brandon's buttons were red buttons?
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PSLE
Brandon kept his red and silver buttons in two boxes. The ratio of the number of red to silver buttons in the first box was 5 : 7 and it was 1 : 3 in the second box. The two boxes contained the same number of buttons. What fraction of Brandon's buttons were red buttons?