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SSC Quantitative Aptitude Percentage Question Bank Percentage (II)

  • question_answer
    Three sets of 40, 50 and 60 students appeared for an examination and the pass percentage was 100, 90 and 80, respectively. The pass percentage of the whole set is

    A) \[88\frac{2}{3}\]

    B) \[84\frac{2}{3}\]

    C) \[88\frac{1}{3}\]

    D) \[84\frac{1}{3}\]

    Correct Answer: A

    Solution :

    [a] The pass percentage of the whole \[\text{set}=\frac{40\times 100+50\times 90+60\times 80}{40+50+60}\] \[=\frac{4000+4500+4800}{150}=\frac{13300}{150}\] \[=88\frac{2}{3}\]


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