SOLUTION: A mixture contains alcohol and water in the ratio 4:3. If 7 litres of water is added to the mixture, the ratio of alcohol and water becomes 3:4. Find the quantity of alcohol in the
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Question 201890: A mixture contains alcohol and water in the ratio 4:3. If 7 litres of water is added to the mixture, the ratio of alcohol and water becomes 3:4. Find the quantity of alcohol in the mixture ? Answer by josmiceli(19441) (Show Source):
You can put this solution on YOUR website! Let = liters of alcohol in original mixture
Let = liters of water in original mixture
given:
(alcohol in original mixture)/(water in original mixture) = 4/3
Multiply both sides by liters
Multiply both sides by
There are 12 liters of alcohol in the mixture
check:
OK
