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      Question

      If the length of a rectangle is increased by 40% and its

      breadth is decreased by 25%, then the area of the rectangle will be increased or decreased by how much percent?
      A 9% decreased Correct Answer Incorrect Answer
      B 4% increased Correct Answer Incorrect Answer
      C 5% increased Correct Answer Incorrect Answer
      D 10% decreased Correct Answer Incorrect Answer
      E None of these Correct Answer Incorrect Answer

      Solution

      According to the question Percentage change in Area = x – y – xy/100 = 40 – 25 – 40 × 25/100 = 15 – 10 = 5% The area of the rectangle will be increased by 5%.

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