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      Question

      360 litres of mixture contains milk and water in the

      ratio 5:4. If 40 litres of milk and 20 litres of water are added, then the ratio of milk to water in the final mixture becomes x:3. Find x.
      A 5 Correct Answer Incorrect Answer
      B 2 Correct Answer Incorrect Answer
      C 4 Correct Answer Incorrect Answer
      D 7 Correct Answer Incorrect Answer
      E None of these Correct Answer Incorrect Answer

      Solution

      ATQ, The initial quantity of milk in the mixture = 360 * 5/9 = 200 litres The initial quantity of water in the mixture = 360 * 4/9 = 160 litres (200 + 40)/(160 + 20) = x/3 240/180 = x/3 4/3 = x/3 x = 4

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