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Railways Sample Paper RRB (Group D) Sample Test Paper-8

  • question_answer
    Two successive price increases of 10% and 10% of an article are equivalent to a single price increase of

    A)  19%                

    B)  20%

    C)  21%                

    D)  22%

    Correct Answer: C

    Solution :

    [c] Single equivalent percentage increase in price \[=\left( 10+10+\frac{10\times 10}{100} \right)%=21%\]


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