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  4. Quantitative Aptitude
  5. Mensuration

Railways Quantitative Aptitude Mensuration Sample Paper Mensuration Sample Test Paper-16

  • question_answer
    A square is converted into a rectangle by increasing its length by 20% and decreasing its width by 20%. Which of the following statement is true?

    A)  Area of square = Area of rectangle

    B)  Area of square = 10% Area of rectangle

    C)  Area of rectangle = 10% Area of square

    D)  Area of rectangle = 96% Area of square

    Correct Answer: D

    Solution :

    [d] Let side of square = 100 units Area of square \[=100\times 100=10000\] square units Length of rectangle = 120 units Breadth of rectangle = 80 units Area of rectangle \[=120\times 80=9600\,\,units\] \[\therefore \] Area of rectangle = 96% area of square


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