Logical Reasoning

Letter Series - Base Level

Logical Reasoning Exercise Mode

Letter Series - Base Level

Practice and master this topic with our carefully crafted questions.

10 Questions
15 Minutes
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QUEST ? !
Directions to Solve

In these series, you will be looking at both the letter pattern and the number pattern. Fill the blank in the middle of the series or end of the series.

Question 11
ZA5, Y4B, XC6, W3D, _____

A
E7V
B
V2E
C
VE5
D
VE7
Correct Answer: Option D

There are three series to look for here. The first letters are alphabetical in reverse: Z, Y, X, W, V. The second letters are in alphabetical order, beginning with A. The number series is as follows: 5, 4, 6, 3, 7.

Question 12
P5QR, P4QS, P3QT, _____, P1QV

A
PQW
B
PQV2
C
P2QU
D
PQ3U
Correct Answer: Option C

The first two letters, PQ, are static. The third letter is in alphabetical order, beginning with R. The number series is in descending order beginning with 5

Question 13
QPO, NML, KJI, _____, EDC

A
HGF
B
CAB
C
JKL
D
GHI
Correct Answer: Option A

This series consists of letters in a reverse alphabetical order.

Question 14
BCB, DED, FGF, HIH, ___

A
JKJ
B
HJH
C
IJI
D
JHJ
Correct Answer: Option A

This series consists of a simple alphabetical order with the first two letters of all segments: B, C, D, E, F, G, H, I, J, K. The third letter of each segment is a repetition of the first letter.

Question 15
JAK, KBL, LCM, MDN, _____

A
OEP
B
NEO
C
MEN
D
PFQ
Correct Answer: Option B

This is an alternating series in alphabetical order. The middle letters follow the order ABCDE. The first and third letters are alphabetical beginning with J. The third letter is repeated as a first letter in each subsequent three-letter segment.

Question 16

What comes in place of question mark in the following series?

NATURAL, NATURA, ATURA, ?

A
ATUR
B
TURA
C
RUTA
D
ARUT
E
None of these
Correct Answer: Option A

Last and first letters get disappear alternately.

Hence, the missing term is ATUR.

Question 17

letters are arranged in a particular order with some criterion. Find out the right one to fill in the blank.

A, CD, GHI, _____, UVWXY

A
LMNO
B
NOPQ
C
KLMN
D
MNOP
Correct Answer: Option D

Pattern of the series as shown below

letter-and-symbol-series-logical-reasoning-introduction---letter-and symbol-series-problems

The number of letter in the terms of the series increases by one at each step.

Each, term consists of consecutive letters in order.

Hence, the missing term is MNOP.

Question 18

Which of the following terms follows the trend of the given list?

YXXXXXX, YYXXXXX, YYYXXXX, YYYYXXX, YYYYYXX, _____

A
XXXXXXX
B
YXXXXXX
C
YYYYYYX
D
YYXXXXX
Correct Answer: Option C

Pattern of the series as shown below

letter-and-symbol-series-logical-reasoning-introduction---letter-and symbol-series-problems

Hence, the missing term is YYYYYYX.

Question 19

What should come next in the following letter series?

A B C D P Q R S A B C D E P Q R S T A B C D E F P Q R S T

A
A
B
V
C
U
D
W
E
None of these
Correct Answer: Option C

Pattern of the series as shown below

ABCD/PQRS/ABCDE/PQRST/ABCDEF/PQRSTU

Hence, the missing term is U.

Question 20

What should come next in the following letter series?

A B C D E F Z Y X W V U A B C D E Z Y X W V U A B C D Z Y X W V

A
U
B
A
C
B
D
Z
E
None of these
Correct Answer: Option A

Pattern of the series as shown below

ABCDEF/ZYXWVU/ABCDE/ZYXWVU/ABCD/ZYXWVU

Hence, the missing term is U.

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