Which rational number also belongs to the set of natural numbers? Select one: a. 15 b. - 12 c. 38 d. 0.1666 ...

Any number that belongs to either the rational numbers or irrational numbers would be considered a real number. That would include natural numbers, whole numbers and integers. There are two parts to this: the number has to belong to the set of whole numbers {0, 1, 2, 3, ... } and.