Which letter cluster will replace the question mark (?) to complete the given series?
ZTQM, YSPL, ?, WQNJ, VPMI
Show answer & explanation
Correct answer: A
Explanation
The correct answer is option 1 i.e. XROK.
Z - 1 = Y, Y - 1 = X, X - 1 = W, W - 1 = V
T - 1 = S, S - 1 = R, R - 1 = Q, Q - 1 = P
Q - 1 = P, P - 1 = O, O - 1 = N, N - 1 = M
M - 1 = L, L - 1 = K, K - 1 = J, J - 1 = I