Question
Gwen had 30 more stickers than Cathy at first. Cathy gave 11 of her stickers to Gwen. Gwen now has 3 times as many stickers as Cathy. How many stickers did Cathy have at first?
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Gwen had 30 more stickers than Cathy at first. Cathy gave 11 of her stickers to Gwen. Gwen now has 3 times as many stickers as Cathy. How many stickers did Cathy have at first?