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Arithmetic Aptitude :: Surds and Indices

  1. Aptitude Surds and Indices

  2. A.
    2
    B.
    3
    C.
    4
    D.
    5

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  3. If 2x-1+2x+1=320,then x is equal to

  4. A.
    6
    B.
    8
    C.
    5
    D.
    7

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