What will come in place of the question mark (?) in the following letter series? X, A, D, G, ? MCQ with Answer and Explanation

What will come in place of the question mark (?) in the following letter series? X, A, D, G, ?
A. I
B. J
C. K
D. H
Answer: Option B
Solution (By JKSSB Mock Tests)
The differences are: +3, +3, +3. The next letter is J.

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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? GJ, MP, SV, YB, ?
A. FI
B. EH
C. EI
D. FH

Correct Answer: Option B


Explanation:
First: G, M, S, Y, E (+6 each, wrap). Second: J, P, V, B, H (+6 each, wrap). So EH.

This question belongs to: Reasoning Letter Series
Question #2
What will come in place of the question mark (?) in the following letter series? T, W, B, I, R, ?
A. F
B. E
C. D
D. C

Correct Answer: Option D


Explanation:
T(20)+3=W(23), W+5=B(28→2), B+7=I(9), I+9=R(18), R+11=29→C. So C.

This question belongs to: Reasoning Letter Series
Question #3
What will come in place of the question mark (?) in the following letter series? QT, WZ, CF, IL, ?
A. PR
B. OR
C. PS
D. OS

Correct Answer: Option B


Explanation:
First: Q, W, C, I, O (+6 each, wrap). Second: T, Z, F, L, R (+6 each, wrap). So OR.

This question belongs to: Reasoning Letter Series