Which letter-pair will replace the question mark (?) in the following series?
FJ, HL, ? , LP, NR
Show answer & explanation
Correct answer: D
Explanation
The correct answer is option 4 i.e. JN.
Both the letters of each term are forwarded by 2 in consecutive terms.
F + 2 = H, H + 2 = J, J + 2 = L, L + 2 = N
J + 2 = L, L + 2 = N, N + 2 = P, P + 2 = R