Question
During a chocolate bar sale, Nora paid $3 less for every 20 chocolate bars she bought. Each chocolate bar cost 50 cents. Nora paid a total of $37 for some chocolate bars. How many chocolate bars did she buy?
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During a chocolate bar sale, Nora paid $3 less for every 20 chocolate bars she bought. Each chocolate bar cost 50 cents. Nora paid a total of $37 for some chocolate bars. How many chocolate bars did she buy?