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Banking Quantitative Aptitude Sample Paper Quantitative Aptitude Sample Paper-2

  • question_answer
    The fourth proportional to 0.12, 0.21, 8 is

    A)  8.9

    B)  56    

    C)  14

    D)  17

    Correct Answer: C

    Solution :

    [c] Let the fourth proportional be x.
    Then, \[\frac{0.12}{0.21}=\frac{8}{x}\]
    \[\Rightarrow \]   \[x=8\times \frac{0.21}{0.12}\]
    \[\Rightarrow \]   \[x=8\times \frac{21}{12}\]\[\Rightarrow \]\[x=14\]


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