Is 3.45 a rational or irrational number?

Answer 1

Well, honey, let me break it down for you. 3.45 is a rational number because it can be expressed as a simple fraction, 345/100. So, yes, it's rational, unlike some of the decisions I've seen people make in my 99 years on this planet.

Answer 2

Rational. Unless it extends past the .45, and it doesn't repeat infinitely, it's rational.

Answer 3

Rational