Question

Let ℝ be the set of real numbers, ℚ the set of rational numbers, and ℕ the set of natural numbers. Which of the following is the intersection of ℚ∩ℕ?

A. ℕ
B. ℝ
C. ℚ
D. ∅

Answer 1

N

Explanation:

the answer is Natural numbers because all the natural numbers are also the rational numbers. it is the subset of rational numbers. So when you take their intersection of super set with the subset then the answer will always be the subset.