Answer with explanation:
Rational number
A number in the form of [tex]\frac{p}{q}[/tex], where, q≠0, and it is non terminating repeating decimal.
[tex]1. \frac{1}{3}=0.3333....[/tex]
Non terminating repeating
Not equivalent with , 0.3.
[tex]2. \frac{2}{5}=0.4[/tex]
Non terminating repeating
Not equivalent with , 0.25.
[tex]3. \frac{5}{6}=0.833...[/tex]
Non terminating repeating
Equivalent with , 0.8333....
[tex]4. \frac{9}{10}=0.9[/tex]
Non terminating repeating
Not equivalent with , 0.09.
Option 3:
[tex] \frac{5}{6}, 0.833...[/tex]
