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Mathematics, 24.06.2019 11:10 vallhernandez13
Achemical company makes two brands of antifreeze. the first brand is 20% pure antifreeze, and the second brand is 70% pure antifreeze. in order to obtain 30 gallons of a mixture that contains 35% pure antifreeze, how many gallons of each brand of antifreeze must be used?
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Achemical company makes two brands of antifreeze. the first brand is 20% pure antifreeze, and the se...
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