Mathematics, 28.11.2020 07:00 andrewjammo

eight packs of pencils and two packs of crayons cost $30.if 7 packs of crayons cost $21, what is the ratio of the rice of the pack of crayons to the price of the packs fo pencils?

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eight packs of pencils and two packs of crayons cost $30.if 7 packs of crayons cost $21, what is the...

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