Multiple choice general knowledge sports Pick the odd one out from the following ? 3 13 23 33 Reveal answer Fill a bubble to check yourself D Correct answer Explanation The numbers 3, 13, and 23 are all prime numbers (only divisible by 1 and themselves), while 33 is a composite number (divisible by 3, 11, 33). This makes 33 the odd one out in the sequence.