Question
During a chocolate bar sale, Yoko paid $3 less for every 18 chocolate bars she bought. Each chocolate bar cost 50 cents. Yoko paid a total of $40 for some chocolate bars. How many chocolate bars did she buy?
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During a chocolate bar sale, Yoko paid $3 less for every 18 chocolate bars she bought. Each chocolate bar cost 50 cents. Yoko paid a total of $40 for some chocolate bars. How many chocolate bars did she buy?