4 − s ha d e d c i rc l es 12 − a ll c i rc l es 12 4 = 12 : 4 4 : 4 = 3 1 = 0.333...
The correct fraction and equivalent decimal showing the ratio of shaded circles to all circles is 1/4 = 0.25. This is option A, depicting 1 shaded out of 4 total circles. The other options either misrepresent the ratio or do not express true equivalents.
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