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12th Class Mathematics Sample Paper Mathematics Olympiad - Sample Paper-4

  • question_answer
    Entry fee in an exhibition was Rs.1. Later, this was reduced by 25% which increased the sale by 20%. The percentage increase in the number of visitors is ___.

    A)  54                   

    B)  57           

    C)  60           

    D)  66

    Correct Answer: C

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