Posted by **Anonymous** on Tuesday, April 6, 2010 at 4:00pm.

how many liters of water must be added to 30 liters of a 20% alcohol solution to dilute it to a 15% solution?

- math -
**Reiny**, Tuesday, April 6, 2010 at 7:24pm
.2(30) = .15(30+x)

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