What will come in place of the question mark (?) in the following letter series? YA, ZB, AC, BD, ? MCQ with Answer and Explanation

What will come in place of the question mark (?) in the following letter series? YA, ZB, AC, BD, ?
A. DE
B. CE
C. DF
D. CF
Answer: Option B
Solution (By JKSSB Mock Tests)
First letters: Y, Z, A, B, C (+1, wrapping around). Second letters: A, B, C, D, E (+1, wrapping around). The next term is CE.

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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? EG, FH, GI, HJ, ?
A. JL
B. JK
C. IK
D. IL

Correct Answer: Option C


Explanation:
First letters: E, F, G, H, I (+1). Second letters: G, H, I, J, K (+1). The next term is IK.

This question belongs to: Reasoning Letter Series
Question #2
What will come in place of the question mark (?) in the following letter series? NP, OQ, PR, QS, ?
A. SU
B. RT
C. RU
D. ST

Correct Answer: Option B


Explanation:
First letters: N, O, P, Q, R (+1). Second letters: P, Q, R, S, T (+1). The next term is RT.

This question belongs to: Reasoning Letter Series
Question #3
What will come in place of the question mark (?) in the following letter series? CE, GI, KM, OQ, ?
A. SU
B. ST
C. RT
D. RU

Correct Answer: Option A


Explanation:
First letters: C, G, K, O, S (+4). Second letters: E, I, M, Q, U (+4). The next term is SU.

This question belongs to: Reasoning Letter Series