2. Sample Papers
  3. 9th Class
  4. Mathematics

9th Class Mathematics Sample Paper Mathematics Sample Paper-4

  • question_answer
    If mean of \[\left( \mathbf{x}+\mathbf{2} \right),\left( \mathbf{2x}+\mathbf{3} \right),\left( \mathbf{3x}+\mathbf{4} \right)\] and\[\left( \mathbf{4x}+\mathbf{5} \right)\]is \[\mathbf{x}+\mathbf{2}\], find x.

    A) 1           

    B)           -1

    C) 2                       

    D) 0

    E) None of these

    Correct Answer: B

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