Which describes all decimals that are rational numbers?

Question

The decimal terminates and does not repeat.

The decimal repeats and does not terminate.

The decimal terminates or repeats.

The decimal neither terminates nor repeats.

Answer 1

The correct description of all decimals that are rational numbers is:

The decimal terminates or repeats.

Rational numbers can be expressed as a fraction of two integers, which means their decimal representation will either have a finite number of digits after the decimal point (terminate) or eventually start repeating a sequence of digits (repeat).