Which letter-cluster will replace the question mark (?) to complete the given series?
MMNO, OKPM, ?, SGTI, UEVG
Show answer & explanation
Correct answer: C
Explanation
The correct answer is option 3 i.e. QIRK.
M + 2 = O; O + 2 = Q; Q + 2 = S; S + 2 = U
M - 2 = K; K - 2 = I; I - 2 = G; G - 2 = E
N + 2 = P; P + 2 = R; R + 2 = T; T + 2 = V
O - 2 =M; M - 2 = K; K - 2 = I; I - 2 = G