Question

Which set of numbers is NOT in the solution set of the inequality x < 12?

A) {−4, −3, 2, 3, 6}
B) {−1, 3, 5, 7, 9}
C) {1, 2, 5, 6, 11}
D) {1, 9, 10, 15, 17}

Answer 1

D) {1,9,10,15,17}

Explanation:

1, 9, and 10 are smaller than 12, however, 15 and 17 are not, therefore this is NOT a solution set to the inequality.