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SSC Sample Paper SSC (Group-C) Sample Test Paper-9

  • question_answer
    8 litres of water is added to 32 litres of a solution containing 20% of alcohol in water. What is the approximate concentration of alcohol in the solution now?

    A)  24%               

    B)  16%

    C)  8%               

    D)       12%

    Correct Answer: B

    Solution :

     In 32 litres of solution, Alcohol \[=\frac{32\times 20}{100}=6.4\] litres Water \[=32-6.4=25.6\] litres On adding 8 litres of water, Required percent \[=\frac{6.4}{40}\times 100=16%\]


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