The error in the measurement of the length and the breadth of a rectangular table is $1 \%$. If the length and breadth of the table are $1 \ m$ and $50 \ cm$ respectively, then the area of the table including error is

  • A
    $(0.5 \pm 0.1) \ m^2$
  • B
    $(0.5 \pm 0.01) \ m^2$
  • C
    $(5000 \pm 10) \ cm^2$
  • D
    $(5000 \pm 1) \ cm^2$

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