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SSC Quantitative Aptitude Mixture And Alligation Question Bank Mixture and Allegation (I)

  • question_answer
    Sourav purchased 30 kg of rice at the rate of Rs. 10 per kg and 35 kg at the rate of Rs. 11 per kg. He mixed the two. At what price per kg (in Rs.) should he sell the mixture to make a 30% profit in the transaction?

    A) 12.5

    B) 13

    C) 13.7

    D) 14.25

    Correct Answer: C

    Solution :

    [c] CP of rice \[=30\times 10+35\times 11\] \[=300+385=\text{Rs}.\,\,685\] To get profit of 30%, SP of rice =130% of 685 = Rs. 890.50 \[\therefore \] Per kg sale price of rice \[=\frac{890.50}{65}=\text{Rs}.\,\,13.7\]


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