Express $0.6+0 . \overline{7}+0.4 \overline{7}$ in the form $\frac{p}{q},$ where $p$ and $q$ are integers and $q \neq 0$.
Visualise $-4.126$ on the number line, using successive magnification.
Rationalise the denominator of the following:
$\frac{3+\sqrt{2}}{4 \sqrt{2}}$
Simplify the following:
$\sqrt{45}-3 \sqrt{20}+4 \sqrt{5}$
Fill in the blanks so as to make each of the following statements true (Final answer only)
$\sqrt[11]{1}=\ldots \ldots$