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29 October, 00:14

X

1.2.31

How many quarts of pure antifreeze must be added to 6 quarts of a 10% antifreeze solution to doan a 35

anitze solution

quart (s) of pure antifreeze must be added

Donate the ar

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est

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Answers (1)
  1. 29 October, 00:33
    0
    Answer: A = 12/7 = 1.71429

    Explanation: Let A be the number of quarts of 100% antifreeze

    100A + 10 * (6) = 30 * (A+6)

    100A + 60 = 30A + 180

    70A = 120

    A = 12/7 or 1.71429
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