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Mathematics, 28.01.2020 21:58 ultimatesaiyan

Achemical company makes two brands of antifreeze. the first brand is 40% pure antifreeze, and the second brand is 65% pure antifreeze. in order to obtain 150 gallons of a mixture that contains 45% pure antifreeze, how many gallons of each brand of antifreeze must be used ?
first brand: ? gallons
second brand: ? gallons

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Achemical company makes two brands of antifreeze. the first brand is 40% pure antifreeze, and the se...
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