IMathAS-libretexts

Select all numbers below which are rational numbers.

$\displaystyle -{65}$
$\displaystyle \frac{{7}}{{27}}$
$\displaystyle \sqrt{{{19}}}$
$\displaystyle {3.14159}\ldots$
$\displaystyle \sqrt{{{1.96}}}$
$\displaystyle {7.08}{008}{0008}\ldots$
$\displaystyle {27.8}\overline{{{7}}}$
$\displaystyle {0.4375}$