Question
At a celebration party, every adult brought 1 or 3 children. If the ratio of the number of adults to the number of children was 7 : 11, what fraction of the adults who brought 3 children each?
2 m

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At a celebration party, every adult brought 1 or 3 children. If the ratio of the number of adults to the number of children was 7 : 11, what fraction of the adults who brought 3 children each?