Question
PSLE
Neave kept his blue and black stars in two boxes. The ratio of the number of blue to black stars in the first box was 2 : 3 and it was 2 : 5 in the second box. The two boxes contained the same number of stars. What fraction of Neave's stars were black stars?
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PSLE
Neave kept his blue and black stars in two boxes. The ratio of the number of blue to black stars in the first box was 2 : 3 and it was 2 : 5 in the second box. The two boxes contained the same number of stars. What fraction of Neave's stars were black stars?