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Mathematics, 27.02.2020 10:17 Cartucho1978

The cost of a pen is 3 times the cost of a pencil and cost of a
notebook is 4 times that of a pen. If the cost of 6 pencils, 2
pens, and one notebook is $18, what is the cost of one pen?

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Answers: 1

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The cost of a pen is 3 times the cost of a pencil and cost of a
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