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SSC Sample Paper SSC CGL - Sample Paper-20

  • question_answer
    One type of liquid contains 20% of water and the second type of liquid contains 35% of water. A glass is filled with 10 parts of first liquid and 4 parts of second liquid. The percentage of water in the new mixture in the glass is

    A) 37%                             

    B) \[24\frac{2}{7}%\]

    C) 40%                             

    D) 20%

    Correct Answer: B

    Solution :

    Out of 10 parts of first liquid, 2 parts are water and out of 4 parts of second liquid, 1.4 parts are water. \[\therefore \] Out of 14 parts, 3.4 parts are water. \[\therefore \] Required percentage \[=\frac{3.4}{14}\times 100%=24\frac{2}{7}%\]


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