Question
Cathy collected twice as many buttons as Diana. Diana collected four times as many buttons as Opal. What is the ratio of the number of buttons collected by Opal to the number of buttons collected by Cathy?
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Cathy collected twice as many buttons as Diana. Diana collected four times as many buttons as Opal. What is the ratio of the number of buttons collected by Opal to the number of buttons collected by Cathy?