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      Question

      105 ml of mixture β€˜P’ contains milk and water in the

      ratio of 4:3, respectively is mixed with 36 ml of mixture β€˜Q’ containing milk and water in the ratio of 7:5, respectively. Find the ratio of milk to water in the resulting mixture. ST
      A 37:23 Correct Answer Incorrect Answer
      B 27:20 Correct Answer Incorrect Answer
      C 16:13 Correct Answer Incorrect Answer
      D 64:47 Correct Answer Incorrect Answer
      E 11:7 Correct Answer Incorrect Answer

      Solution

      Quantity of milk in mixture P = 4/7 Γ— 105 = 60 ml Quantity of water in mixture P = 3/7 Γ— 105 = 45 ml Quantity of milk in mixture Q = 7/12 Γ— 36 = 21 ml Quantity of water in mixture Q = 5/12 Γ— 36 = 15 ml Desired Ratio = (60 + 21):(45 + 15) = 81:60 = 27:20

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