Select the letter-cluster from among the given options that can replace the question mark (?) in the following series.
AEI, FIN, KMS, PQX, ?
Show answer & explanation
Correct answer: A
Explanation
The correct answer is option 1 i.e. UUC.
Given series: AEI, FIN, KMS, PQX, ?
A + 5 = F, F + 5 = K, K + 5 = P, P + 5 = U
E + 4 = I, I + 4 = M, M + 4 = Q, Q + 4 = U
I + 5 = N, N + 5 = S, S + 5 = X, X + 5 = C