Simplify:

$(\frac{1}{27})^{\frac{-2}{3}}$

Express $0.7 \overline{39}$ in the form $\frac{P}{q} ;$ where $p$ and $q$ are integers and $q \neq 0$

Fill in the blanks so as to make each of the following statements true (Final answer only)

$\sqrt[11]{1}=\ldots \ldots$

Find the value

$64^{\frac{5}{6}}$

State whether each of the following statements is true or false

Each integer is a whole number.

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

$2$ and $3$