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      Question

      A mixture contains milk and water in the ratio 9 : 7. If it contains 4 litres more milk than water, then find the quantity of milk (in litres) in the mixture.

      A 18 Correct Answer Incorrect Answer
      B 15 Correct Answer Incorrect Answer
      C 21 Correct Answer Incorrect Answer
      D 14 Correct Answer Incorrect Answer

      Solution

      Let the quantity of milk be 9x liters and the quantity of water be 7x liters. Given that the quantity of milk is 4 liters more than the quantity of water: 9x = 7x +4 Solving for x, ATQ- 9x-7x=4 2x = 4 x=2 Therefore, the quantity of milk in the mixture is: 9x=9x2 = 18 liters So, the quantity of milk in the mixture is 18 liters.

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