Chapter 7.3A, Problem 21A

To determine

(a)

To find:

A rational number of the form $\frac{a}{b}$ where $b\ne 0$, $a$, $b$ are integers, for the given repeating decimal $0.\overline{2}$.

To determine

(b)

To find:

A rational number of the form $\frac{a}{b}$ where $b\ne 0$, and $a$ and $b$ are integers, for the given repeating decimal $0.\overline{3}$.

To determine

(c)

To find:

A rational number of the form $\frac{a}{b}$ where $b\ne 0$, and $a$ and $b$ are integers, for the given repeating decimal $9.\overline{9}$.