SOLUTION: How much pure acid is in 440 milliliters of a 18% solution ?

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Question 1019915: How much pure acid is in 440 milliliters of a 18% solution ?
Answer by LinnW(1048) About Me  (Show Source):
You can put this solution on YOUR website!
18 parts per hundred = x parts per 440
18%2F100+=+x%2F440
100x = 18*440
x = 18*440/100 = 79.2 milliliters
Also can be computed by 0.18 * 440