Multiple choice general knowledge math & puzzles (A,C),(B,E),(C,H),(D,K),(E,P),(F,?) S O Q W Reveal answer Fill a bubble to check yourself A Correct answer Explanation The first letters follow A, B, C, D, E, F. The second letters follow a pattern of increasing gaps: C(+2)E, E(+3)H, H(+3)K, K(+5)P. Following the prime/increasing gap logic for F, P+3 is S.