mixture contains alcohol and water in the ratio 4 : 3. If 7 liters of water is added to the mixture, the ratio becomes 4: 5. Find the quantity of alcohol in the given mixture.	Select the correct option
A) 10
B) 99
C) 5
D) 22
E) 29
Let the quantity of alcohol and water be 4x litres and 3x litres respectively   28x = 4(3x+5)   16x = 20   x = 1.25   Quantity of alcohol = (4 x 1.25) litres = 5 litres.   Answer: 5
<result>C</result>
mixture contains alcohol and water in the ratio 4 : 3. If 7 liters of water is added to the mixture, the ratio becomes 4: 5. Find the quantity of alcohol in the given mixture.