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      Question

      A vessel is full of 90-liter milk 18 liter taken out and

      replaced by water, again 15liter milk is taken out and replaced by water and again 10liter milk is taken out and replaced by water. the amount of milk left after the 3rd replacement is. type-ssc
      A 53.3% Correct Answer Incorrect Answer
      B 43.3% Correct Answer Incorrect Answer
      C 27.6% Correct Answer Incorrect Answer
      D 24.5% Correct Answer Incorrect Answer

      Solution

      The amount of milk in replaced mixture. =90(1-18/90) (1-15/90) (1-10/90) =90 (4/5) (5/6) (8/9) =160/3 =53.33%

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