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Discussion :: Decimal Fraction

  1. If 1.5a = 0.04b, the value of [(b-a)/ (b+a)] is

    2. A.
    730/77
    B.
    73/77
    C.
    7.3/77
    D.
    None of these

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    Answer : Option B

    Explanation :

    We can write the expression 1.5a = 0.04b as a/b = 0.04/1.5
    That means a = 0.04, and b = 1.5
    Now put the value of a and b in [(b-a)/ (b+a)]
    We get, (1.5 - 0.04) / (1.5+0.04) = 1.46/ 1.54
    Or, we can say 146/154 = 73/77

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