MCQ
The decimal expansion that a rational number cannot have is:
  • A
    $0. 25$
  • B
    $0.25\overline{28}$
  • C
    $0.\overline{2528}$
  • $0.5030030003 ... $

Answer

Correct option: D.
$0.5030030003 ... $
The decimal expansion of a rational number is either terminating or non $-$ terminating recurring.
The decimal expansion of $0.5030030003 ...$ is non $-$ terminating, non $-$ recurring, which is not a property of a rational number.
Hence, the correct opion is $(d)$.

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