Which letter cluster will replace the question mark (?) to complete the given series?
CZNM, FXOL, IVPK, ?, ORRI
Show answer & explanation
Correct answer: D
Explanation
The correct answer is option 4 i.e. LTQJ.
The series follows this pattern:
C + 3 = F, F + 3 = I, I + 3 = L
Z - 2 = X, X - 2 = V, V - 2 = T
N + 1 = O, O + 1 = P, P + 1 = Q
M - 1 = L, L - 1 = K, K - 1 = J