Which letter cluster will replace the question mark (?) to complete the given series?
HEWC, KIRI, ?, QQHU, TUCA
Show answer & explanation
Correct answer: A
Explanation
The correct answer is option 1 i.e. NMMO.
Given series: HEWC, KIRI, ?, QQHU, TUCA
H + 3 = K,K + 3 = N, N + 3 = Q, Q + 3 = T
E + 4 = I, I + 4 = M, M + 4 = Q, Q + 4 = U
W - 5 = R, R - 5 = M, M - 5 = H, H - 5 = C
C + 6 = I, I + 6 = O, O + 6 = U, U + 6 = A