Railways Quantitative Aptitude Profit and Loss Sample Paper Profit and Loss Sample Test Paper-9

  • question_answer
    A merchant buys some goods worth Rs. 4000 and sells half of them at a profit of 10%. At what profit percent must he sell the remainder so as to get a profit of 16% on the whole?

    A)  22%                

    B)  18%

    C)  24%    

    D)  16%

    Correct Answer: A

    Solution :

    [a] Let the required profit percent be x% Then (110% of 2000) + [(100+x) % of 2000]             = 116% of 40000 \[\Rightarrow \]\[\left( \frac{110}{100}\times 2000 \right)+\left( \frac{100+x}{100}\times 2000 \right)=\frac{116}{100}\times 4000\] \[\Rightarrow \] \[2200+2000+20x=4640\] \[\Rightarrow \] \[20x=440\Rightarrow x=22%\]


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