Question
Zeph paid $95 for 11 notebooks and 6 files. The total cost of a notebook and a file was $10. Opal bought 6 notebooks and 4 files. How much did she pay for these items?
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Zeph paid $95 for 11 notebooks and 6 files. The total cost of a notebook and a file was $10. Opal bought 6 notebooks and 4 files. How much did she pay for these items?