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. C
C. F
D. D
Answer: Option B
Solution (By JKSSB Mock Tests)
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? KM, OQ, SU, WY, ?
A. AC
B. ZC
C. AB
D. ZB

Correct Answer: Option A


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

This question belongs to: Reasoning Letter Series
Question #2
What will come in place of the question mark (?) in the following letter series? A, D, I, P, Y, ?
A. M
B. L
C. K
D. J

Correct Answer: Option D


Explanation:
Differences: +3,+5,+7,+9 – next +11 gives Y(25)+11=36→10=J. So J.

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

Correct Answer: Option A


Explanation:
First letters: D, H, L, P, T (+4). Second letters: F, J, N, R, V (+4). The next term is TV.

This question belongs to: Reasoning Letter Series