What will come in place of the question mark (?) in the following letter series? N, O, Q, T, X, ? MCQ with Answer and Explanation

What will come in place of the question mark (?) in the following letter series? N, O, Q, T, X, ?
A. E
B. D
C. F
D. C
Answer: Option D
Solution (By JKExamLibrary)
Differences: +1,+2,+3,+4 – next +5 gives X(24)+5=29→C.

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Practice More Letter Series Questions

Question #1
What will come in place of the question mark (?) in the following letter series? OQ, SU, WY, AC, ?
A. EF
B. DG
C. DF
D. EG

Correct Answer: Option D


Explanation:
First letters: O, S, W, A, E (+4, wrapping around). Second letters: Q, U, Y, C, G (+4, wrapping around). The next term is EG.

This question belongs to: Reasoning Letter Series
Question #2
What will come in place of the question mark (?) in the following letter series? KM, LN, MO, NP, ?
A. PQ
B. OR
C. PR
D. OQ

Correct Answer: Option D


Explanation:
First letters: K, L, M, N, O (+1). Second letters: M, N, O, P, Q (+1). The next term is OQ.

This question belongs to: Reasoning Letter Series
Question #3
What will come in place of the question mark (?) in the following letter series? HJ, LN, PR, TV, ?
A. WZ
B. XZ
C. XY
D. WY

Correct Answer: Option B


Explanation:
First letters: H, L, P, T, X (+4). Second letters: J, N, R, V, Z (+4). The next term is XZ.

This question belongs to: Reasoning Letter Series