Question

Choose which group of sets the following number belongs to. Be sure to account for ALL sets.
7

A. whole numbers, integers, rational numbers, natural numbers, real numbers
B. whole numbers, integers, natural numbers, real numbers
C. whole numbers, integers, irrational numbers, natural numbers, real numbers
D. whole numbers, integers, rational numbers, real numbers

Answer 1

The number 7 belongs to the following groups of sets:

A. whole numbers, integers, rational numbers, natural numbers, real numbers
B. whole numbers, integers, natural numbers, real numbers
D. whole numbers, integers, rational numbers, real numbers

So the correct answer is A, B, and D.