What will come in place of the question mark (?) in the following letter series? CF, IL, OR, UX, ? MCQ with Answer and Explanation

What will come in place of the question mark (?) in the following letter series? CF, IL, OR, UX, ?
A. AD
B. BE
C. AE
D. BD
Answer: Option A
Solution (By JKSSB Mock Tests)
First: C, I, O, U, A (+6 each, wrap). Second: F, L, R, X, D (+6 each, wrap). So AD.

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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? P, R, T, V, X, ?
A. Y
B. Z
C. B
D. A

Correct Answer: Option B


Explanation:
The series consists of alternate letters: P, R, T, V, X. The next letter is Z.

This question belongs to: Reasoning Letter Series
Question #2
What will come in place of the question mark (?) in the following letter series? DF, EG, FH, GI, ?
A. HJ
B. IJ
C. IK
D. HK

Correct Answer: Option A


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

This question belongs to: Reasoning Letter Series
Question #3
What will come in place of the question mark (?) in the following letter series? I, J, L, O, S, ?
A. Z
B. A
C. X
D. Y

Correct Answer: Option C


Explanation:
Differences: +1,+2,+3,+4 – next +5 gives S(19)+5=24→X.

This question belongs to: Reasoning Letter Series