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A mixture contains alcohol and water in the ratio 4 : 3. If 5 litres of water is added to the mixture, the ratio becomes 4: 5. Find the quantity of alcohol in the given mixture. |
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Answer» Let the quantity of alcohol and water be 4x litres and 3x litres respectively 4x/(3x+5)=4/5 20x=4(3x+5) 8x=20 x=2.5 Quantity of alcohol = (4 x 2.5) litres = 10 litres. |
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