s8332411 s8332411
  • 23-09-2022
  • Mathematics
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How many quarts of pure antifreeze must be added to 7 quarts of a 10​% antifreeze solution to obtain a ​30% antifreeze​ solution?

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jesflore680 jesflore680
  • 23-09-2022

Answer: 2 quarts of pure antifreeze are needed.

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