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Mathematics, 19.10.2021 18:40 A1A2T3

How many gallons of a 90% antifreeze solution must be mixed with 90 gallons of 15% antifreeze to get a mixture that is 80% antifreeze? Use the six-step method.

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How many gallons of a 90% antifreeze solution must be mixed with 90 gallons of 15% antifreeze to get...
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