Multiple choice general knowledge math & puzzles 3, 6, 11, 18, ? 30 22 27 29 Reveal answer Fill a bubble to check yourself C Correct answer Explanation The sequence follows an increasing difference pattern: 6-3=3, 11-6=5, 18-11=7. The differences are consecutive odd numbers (3, 5, 7). The next difference should be 9, so 18+9=27. Option C is correct. The other options don't fit this pattern.