Question
Some pencils and notebooks were packed into gold and grey packets. There were 7 more gold packets than grey packets. Each gold carton contained 10 pencils and each grey carton contained 13 notebooks. Given that there were 20 fewer pencils than notebooks in total, how much pencils were there?
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Some pencils and notebooks were packed into gold and grey packets. There were 7 more gold packets than grey packets. Each gold carton contained 10 pencils and each grey carton contained 13 notebooks. Given that there were 20 fewer pencils than notebooks in total, how much pencils were there?