is $\frac{4}{9}$ an irrational number? yes no
is $\frac{4}{9}$ an irrational number? yes no
Answer
Explanation:
Step1: Recall definition of rational number
A rational number is a number that can be written as $\frac{p}{q}$ where $p$ and $q$ are integers and $q\neq0$. Here, $\frac{4}{9}$ has $p = 4$ and $q=9$, both are integers and $9\neq0$.
Step2: Determine type of number
Since $\frac{4}{9}$ fits the definition of a rational number, it is not an irrational number.
Answer:
no