Select the letter-cluster from among the given options that can replace the question mark (?) in the following series.
P R T, O Q U, N P V, ?
Show answer & explanation
Correct answer: D
Explanation
The correct answer is option 4 i.e. MOW.
Given series: P R T, O Q U, N P V, ?
P - 1 = O, O - 1 = N, N - 1 = M
R - 1 = Q, Q - 1 = P, P - 1 = O
T + 1 = U, U + 1 = V, V + 1 = W