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SSC Sample Paper SSC CGL - Sample Paper-20

  • question_answer
    If 90% of A = 30%of B and B = 2x% of A, then the value of is

    A) 450                              

    B) 400

    C) 300                              

    D) 150

    Correct Answer: D

    Solution :

    \[\frac{A\times 90}{100}=\frac{B\times 30}{100}\] \[\Rightarrow \]   \[3A=B\] \[\Rightarrow \]   \[3A=A\times \frac{2x}{100}\] \[\Rightarrow \]   \[300=2x\] \[\Rightarrow \]   \[x=150\]


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