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  3. 3rd Class
  4. Mathematics
  5. Computation Operations

3rd Class Mathematics Computation Operations Question Bank Computation Operations

  • question_answer
    Find the value of P + Q.

    A)  15                               

    B)  16                   

    C)         13                   

    D)         18

    Correct Answer: B

    Solution :

    \[\begin{align}   & \,\,\,\,\,\,\,\,7\,\,\,\,\,\,\,\,\,\,\,2\,\,\,\,\,\,4 \\  & -\,\,\,\,\,5\,\,\,\,\,\,9\,\,\,\,\,\,4\,\,\,\,\,\, \\  & \,\,\overline{\underline{\,\,\,\,\,1\,\,\,\,\,\,\,9\,\,\,\,\,\,7\,\,\,\,\,\,\,\,7}} \\ \end{align}\]      P = 9, Q = 7 \[\therefore \] P + Q = 9 + 7 = 16


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