Which of the following letter-clusters will replace the question mark (?) in the given series?
IBDA, MFHE, QJLI, ?, YRTQ
Show answer & explanation
Correct answer: A
Explanation
The correct answer is option 1 i.e. UNPM.
I + 4 = M, M + 4 =Q, Q + 4 = U, U + 4 =Y
B + 4 = F, F + 4 = J, J + 4 =N, N + 4 =R
D + 4 = F, F + 4 = L, L + 4 =P, P + 4 = T
A + 4 =E, E + 4 = I, I + 4 = M, M + 4 = Q