A chemical company makes two brands of antifreeze The first brand is 30 pure antifreeze and the second brand is 45 pure

Question

A chemical company makes two brands of antifreeze The first brand is 30 pure antifreeze and the second brand is 45 pure antifreeze In order 90 gallons of a mixture that contains 40 pure antifreeze how many gallons of each brand of antifreeze must be used

Kunduz · Accepted Answer

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