Answer:
2.4 is a rational number.
Explanation:
The decimal in fraction form is the improper fraction 12/5.
That improper fraction is a ratio of two integers which is 12 and 5. The "12" is being divided by the "5".
Definitions and Examples:
Rational numbers: can be made by dividing an integer by an integer. Ex: 2.4, 1/2, 3/4, 1/5. The number "0" can is also included and can be expressed as "0/1, 0/100" etc. *This doesn't include 1/0, 2/0, etc. Those are not included because they'll give us infinite number of values
On the other hand,
irrational numbers: any real number that cannot be expressed as the quotient of two integers. (Ex:
)