Engineering, 18.12.2019 23:31 kait93

Achemical company makes two brands of antifreeze. the first brand is 70% pure antifreeze, and the second brand is 95% pure antifreeze. in order to obtain 120 gallons of a mixture that contains 90%
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 70% pure antifreeze, and the se...