What will come in place of the question mark (?) in the following letter series? T, W, B, I, ? MCQ with Answer and Explanation

What will come in place of the question mark (?) in the following letter series? T, W, B, I, ?
A. Q
B. S
C. R
D. P
Answer: Option C
Solution (By JKSSB Mock Tests)
T(20)+3=W(23), W+5=B(28→2), B+7=I(9), I+9=18→R. So R.

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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? T, U, W, Z, D, ?
A. L
B. J
C. I
D. K

Correct Answer: Option C


Explanation:
Differences: +1,+2,+3,+4 – next +5 gives D(4)+5=9→I.

This question belongs to: Reasoning Letter Series
Question #2
What will come in place of the question mark (?) in the following letter series? KN, QT, WZ, CF, ?
A. IL
B. JM
C. IM
D. JL

Correct Answer: Option A


Explanation:
First: K, Q, W, C, I (+6 each, wrap). Second: N, T, Z, F, L (+6 each, wrap). So IL.

This question belongs to: Reasoning Letter Series
Question #3
What will come in place of the question mark (?) in the following letter series? AB, DE, GH, JK, ?
A. NO
B. NP
C. MN
D. MO

Correct Answer: Option C


Explanation:
Each pair skips one letter: AB, DE, GH, JK. The next pair is MN.

This question belongs to: Reasoning Letter Series