Starlinechill12 Starlinechill12

03-03-2021
Mathematics

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Five books and four pens cost $800. One book costs $120. How much does one pen cost?

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ajdekker ajdekker

03-03-2021

The cost of each pen is $50, because you spend $600 on books leaving $200 to buy FOUR pens, making it $50 per pen

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