Answer:
3.5 is a rational number
Step-by-step explanation:
Irrational numbers are numbers that keep on going forever like pi (π). Or numbers like these.....
Those are non-recurring numbers and non-terminating decimal numbers
Rational numbers are numbers that can be written as a simple fraction or ration, and 3.5 can be written as a simple fraction...
7/2 = improper fraction (3.5 as a decimal)
3 1/2 = mixed number (3.5 as a decimal)
Hope this helped!