Question
Some pens and files were packed into black and gold packets. There were 7 more black packets than gold packets. Each black carton contained 6 pens and each gold carton contained 20 files. Given that there were 14 fewer pens than files in total, how much pens were there?
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Some pens and files were packed into black and gold packets. There were 7 more black packets than gold packets. Each black carton contained 6 pens and each gold carton contained 20 files. Given that there were 14 fewer pens than files in total, how much pens were there?