Multiple choice general knowledge math & puzzles

complete the following series. B,C,E,G,K,M,_.

  1. Q

  2. W

  3. S

  4. R

Reveal answer Fill a bubble to check yourself
A Correct answer
Explanation

The pattern follows prime number positions in the alphabet: B(2), C(3), E(5), G(7), K(11), M(13), Q(17). Each letter's position is a prime number. Option A (Q=17) fits, while W(23), S(19), and R(18) don't maintain the sequential prime pattern.