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SSC Sample Paper SSC CGL - Sample Paper-30

  • question_answer
    The length of a rectangle is decreased by 10% and its breadth increased by 10%. By what per cent is its area changed?

    A) 0%                               

    B) \[-\,1%\]

    C) 5%                               

    D) 100%

    Correct Answer: B

    Solution :

    Percentage change \[=-10+10-\frac{10\times 10}{100}=-\,1%\]


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