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Railways Sample Paper RRB (Group D) Sample Test Paper-7

  • question_answer
    \[\sqrt{\frac{0.009\times 0.036\times 0.016\times 0.08}{0.002\times 0.0008\times 0.0002}}\]is equal to

    A)  34

    B)                     36

    C)  38                   

    D)  39

    Correct Answer: B

    Solution :

    [b] Expression \[=\sqrt{\frac{0.009\times 0.036\times 0.016\times 0.08}{0.002\times 0.0008\times 0.0002}}=\sqrt{\frac{9\times 32\times 16\times 8}{2\times 8\times 2}}\]\[=3\times 2\times 3\times 2=36\]


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