Which of the following letter-clusters can replace the question mark (?) in the given series to make it logically complete?
IPX, ? , OTZ, RVA, UXB
Show answer & explanation
Correct answer: B
Explanation
The correct answer is option 2 i.e. LRY.
Given series: IPX, ? , OTZ, RVA, UXB
I + 3 = L; L + 3 = O; O + 3 = R; R + 3 = U;
P + 2 = R; R + 2 = T; T + 2 = V; V + 2 = X;
X + 1 = Y; Y + 1 = Z; Z + 1 = A; A + 1 = B;