Question

Which number system BEST describes this set?

{-10, 0, 28/7, 102.9}
A) integers
B) natural numbers
C) rational numbers
D) irrational numbers

Answer 1

They're all rational numbers.

Integers: A whole number

Natural numbers: positive integers

Rational numbers: Any integer, positive or negative, including fractions

Irrational numbers: number that cannot be written as a ratio of two integers