Question 1170408
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Total amount of mixture: one liter plus half a liter = 1.5 liters<br>
Amount of water: 20% of one liter = 0.2 liters<br>
Fraction of mixture that is water: 0.2/1.5 = 2/15<br>
Percentage of mixture that is water: 100(2/15) = 200/15 = 40/3 = 13 1/3<br>
ANSWER: 13 1/3%<br>