Question
During a chocolate bar sale, Betty paid $2 less for every 30 chocolate bars she bought. Each chocolate bar cost 50 cents. Betty paid a total of $47 for some chocolate bars. How many chocolate bars did she buy?
4 m

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During a chocolate bar sale, Betty paid $2 less for every 30 chocolate bars she bought. Each chocolate bar cost 50 cents. Betty paid a total of $47 for some chocolate bars. How many chocolate bars did she buy?