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NTSE Sample Paper NTSE SAT Practice Test-6

  • question_answer
    In the market, the price of oil rose by 25%. By how much percent must a family reduce the consumption so that the expenditure on it does not increase?

    A) 20%     

    B) 25%

    C) 50%                 

    D) 40%

    Correct Answer: A

    Solution :

    [a] Original expenditure = Rs. 100, New expenditure = Rs. 125 \[\Rightarrow \]Reduction in consumption \[=\frac{25}{125}\times 100%\] =20%


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