Out of Place

Which of the numbers below is out of place and why?

1011, 2223, 3940, 5646, 8910

Puzzle Master at  | Website

Puzzle Prime is tirelessly looking all around the internet to find the very best puzzles and bring them all to puzzleprime.com.

Puzzle Newsletter (Post) (#10)
guest


2 Comments
Newest
Oldest
Inline Feedbacks
View All Comments