Select the letter-cluster from among the given options that can replace the question mark (?) in the following series.
OMU, NOT, MQS, LSR, ?
Show answer & explanation
Correct answer: B
Explanation
The correct answer is option 2 i.e. KUQ.
Given series: OMU, NOT, MQS, LSR, ?
O - 1 = N, N - 1 = M, M - 2 = L, L - 1 = K
M + 2 = O, O + 2 = Q, Q + 2 = S, S + 2 = U
U - 1 = T, T - 1 = S, S - 1 = R, R - 1 = Q