Solve
-A Chemist Needs 120 Milliliters of A 78 $78 \%$

question 64

Multiple Choice

Solve.
-A chemist needs 120 milliliters of a $78 \%$ solution but has only $57 \%$ and $93 \%$ solutions available. Find how many milliliters of each that should be mixed to get the desired solution.

• A) \(70 \mathrm { ml }\) of \(57 \% ; 50 \mathrm { ml }\) of \(93 \%\)
• B) \(55 \mathrm { ml }\) of \(57 \% ; 65 \mathrm { ml }\) of \(93 \%\)
• C) \(55 \mathrm { ml }\) of \(57 \% ; 70 \mathrm { ml }\) of \(93 \%\)
• D) \(50 \mathrm { ml }\) of \(57 \% ; 70 \mathrm { ml }\) of \(93 \%\)

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