Question
Some markers and files were packed into brown and yellow bags. There were 4 less yellow bags than brown bags. Each brown carton contained 7 markers and each yellow carton contained 15 files. Given that there were 28 more files than markers in total, how much files were there?
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Some markers and files were packed into brown and yellow bags. There were 4 less yellow bags than brown bags. Each brown carton contained 7 markers and each yellow carton contained 15 files. Given that there were 28 more files than markers in total, how much files were there?