Which of the following letter clusters will replace the question mark (?) and complete the following letter-cluster series?
FZ, GA, JZ, OA,?
Show answer & explanation
Correct answer: A
Explanation
The correct answer is option 1 i.e. VZ.
F + 1 = G; G + 3 = J; J + 5 = O; O + 7 = V
Z + 1 = A; A - 1 = Z; Z + 1 = A; A - 1 = Z