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AFCAT II 2011 Solved Paper
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© examsnet.com
Question : 52
Total: 100
A mixture of 40 litres of milk and water contains 10% water.How much water should be added to this mixture so that the new mixture contains 20% water?
4 litres
5 litres
6.5 litres
7.5 litres
Validate
Solution:
Milk contains in mixture = 36 liters.
Water contains in mixture = 4 liters
Let ‘x’ be the water added to the mixture
36
4
+
x
=
80
20
36 = 16 + 4x
20 = 4x
∴ x = 5 litres
© examsnet.com
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