15 bola
5 bola merah
10 bola hijau
jawab
A. 5 : 10 = 1 : 2
B.10 : 15 = 2 : 3
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15 bola
5 bola merah
10 bola hijau
jawab
A. 5 : 10 = 1 : 2
B.10 : 15 = 2 : 3