Question:
A mixture of 40 litres of milk and water contains 10% water. How much water should be added to this so that water may be 20% in the new mixture?
A mixture of 40 litres of milk and water contains 10% water. How much water should be added to this so that water may be 20% in the new mixture?
Updated On: Jan 30, 2025
- 6.5 litres
- 5.5 litres
- 4 litres
- 5 litres
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The Correct Option is D
Solution and Explanation
Mixture of 40 liters
Milk = 36
Water = 4
Let x amount of water be added, so
\(4 + x = \frac{20}{100} (40 + x)\)
Solving for x, we get
x = 5 liters
Therefore, the correct option is (D): 5 liters
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