Represent $\sqrt{6}$ on the number line.

If $a=\frac{3+\sqrt{5}}{2},$ then find the value of $a^{2}+\frac{1}{a^{2}}$.

Find three rational numbers between

$-1$ and $-2$

Insert a rational number and an irrational number between the following:

$0$ and $0.1$

State whether each of the following statements is true or false

Each integer is a whole number.

For each question, select the proper option from four options given, to make the statement true : (Final answer only)

$0 . \overline{3}=\ldots \ldots . .$