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Railways R.R.C. (Delhi) Solved Paper Held on 1st Shift 2-11-2014

  • question_answer
    In a fund raising event, 43 participants donated Rs. 60 each, 21 participants donated Rs. 80 each and 16 participants donated Rs. 100 each. What was the average donation per participant?

    A) Rs. 80.10                      

    B) Rs. 60.25

    C) Rs. 73.25                      

    D) Rs. 43.50

    Correct Answer: C

    Solution :

    \[\frac{43\times 60+21\times 80+16\times 100}{43+21+16}\] \[=\frac{2580+1680+1600}{80}\] \[=\frac{5860}{80}=Rs.\,\,73.25\]


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