Mathematics, 08.07.2019 16:30 brenyasanders6238
Achemical company makes two brands of antifreeze. the first brand is 55 % pure antifreeze, and the second brand is 80 % pure antifreeze. in order to obtain 90 gallons of a mixture that contains 75 % 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 55 % pure antifreeze, and the s...
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