SOLUTION: Two hundred liters of a liquid that contains 45% acid is mixed with 300 liters of another liquid. The resulting liquid is 21% acid. Find the percent of acid in the 300 liters liqu

Question 978399: Two hundred liters of a liquid that contains 45% acid is mixed with 300 liters of another liquid. The resulting liquid is 21% acid. Find the percent of acid in the 300 liters liquid.
Answer by josgarithmetic(39620) (Show Source): You can put this solution on YOUR website!
Let x be the unknown percent concentration of acid for the 300 liters part.

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