Check whether the following number is rational or irrational number.
$\sqrt{9}$

Identify whether the following number is rational or irrational number:

$\sqrt{81}$

Identify whether the following number is rational or irrational number:

$-\sqrt{625}$

Identify whether the following number is rational or irrational number:

$-\sqrt{\frac{81}{25}}$

Identify whether the following number is rational or irrational number:

$-\sqrt{\frac{81}{25}}$

Identify whether the following number is rational or irrational number:

$3.232323......$

Identify whether the following number is rational or irrational number:

$5.7070070007.....$

Locate $\sqrt{5} \& \sqrt{7}$ on number line.