Multiple choice general knowledge math & puzzles

2-3-5-7-11-13-17-19-?

  1. 20

  2. 21

  3. 38

  4. 18

  5. 23
Reveal answer Fill a bubble to check yourself
E Correct answer
Explanation

This is a sequence of consecutive prime numbers: 2, 3, 5, 7, 11, 13, 17, 19. The next prime number after 19 is 23. Other options like 21 are composite numbers (3x7).

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