Mathematics
Mathematics, 02.10.2019 03:00, kieramacphee6216

Chemical company makes two brands of antifreeze. the first brand is
60%
pure antifreeze, and the second brand is
85%
pure antifreeze. in order to obtain
140
gallons of a mixture that contains
70%
pure antifreeze, how many gallons of each brand of antifreeze must be used?

answer
Answers: 1

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Chemical company makes two brands of antifreeze. the first brand is
60%
pure antifreeze...

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