Railways R.R.C. (Jabalpur) Solved Paper Held on 1st Shift 30-11-2014

  • question_answer In a class of 100 students, 48 students secured 40 marks in English, 32 secured 60 marks and rest 80 marks. Find the average in English for the class?

    A) 49.92               

    B) 62.66

    C) 54.40               

    D) 60

    Correct Answer: C

    Solution :

    Average of the whole class in English subject \[=\]\[\frac{48\times 40+32\times 60+20\times 80}{100}\] \[=\frac{5440}{100}=54.40\]

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