Aptitude Question ID : 92809
Which of the following number is the greatest of all?
$latex 0.9, 0.\overline9, 0.0\overline9, 0.\overline{09}$
[A]$latex 0.\overline{09}$
[B]$latex 0.\overline9$
[C]$latex 0.9$
[D]$latex 0.0\overline9$
$latex \mathbf{0.\overline9}$
$latex 0.9 = \frac{9}{10}, &s=1$
$latex 0.\bar9 = \frac{9}{9} = 1,&s=1$
$latex 0.0\bar9 = \frac{9}{90} = \frac{1}{10},&s=1$
$latex 0.\overline{09} = \frac{9}{99} = \frac{1}{11}&s=1$
Hence option [B] is the right answer.