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      Question

      In an examination the percentage of students qualified

      with respect to the number of students appeared from school A is 75%. The number of students appeared from school B is 25% more than the number of students appeared from school A, and the number of students qualified from B is 20% more than the number of students qualified from school A. What percentage of students qualified among those who appeared from school B?
      A 60% Correct Answer Incorrect Answer
      B 62% Correct Answer Incorrect Answer
      C 66% Correct Answer Incorrect Answer
      D 72% Correct Answer Incorrect Answer
      E none of these Correct Answer Incorrect Answer

      Solution

      Suppose 100 students appeared from school A. Now, Appeared Qualified A = 100 75 B = 125 120% of 75 = 90 Required % = 90/125*100 = 72 %

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