Logical Reasoning

Letter Series - Practice Level

Logical Reasoning Exercise Mode

Letter Series - Practice Level

Practice and master this topic with our carefully crafted questions.

10 Questions
15 Minutes
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QUEST ? !
Question 21

In the following question, a letter series is given. Some of the letters of the series are missing. This missing letters are given in same order as one of the four/five alternatives below the series. Find out the correct alternative.

c__bba__cab__ac__ab__ac

A
bcacb
B
babcc
C
abcbc
D
acbcb
Correct Answer: Option D

Pattern of the series as shown below

cab/bac/cab/bac/cab/bac => acbcb

The sequence is made of repetition of two patterns cab and bac alternatively

Hence, the missing letters are acbcb.

Question 22

In the following question, a letter series is given. Some of the letters of the series are missing. This missing letters are given in same order as one of the four/five alternatives below the series. Find out the correct alternative.

__zy__zxy__yxzx__zyx__xy

A
yxzyz
B
zxyzy
C
yzxyx
D
xyzzy
Correct Answer: Option A

Pattern of the series as shown below

yzy/xzx/yzy/xzx/yzy/xzx/y => yxzyz.

The sequence is made of repetition of patterns 'yzy' and 'xzx' alternatively.

Hence, the missing letters are yxzyz.

Question 23

In the following question, a letter series is given. Some of the letters of the series are missing. This missing letters are given in same order as one of the four/five alternatives below the series. Find out the correct alternative.

a__ba__c__aad__aa__ea

A
babbb
B
babbd
C
babbc
D
bacde
Correct Answer: Option D

Pattern of the series as shown below

abba/acca/adda/aeea => bacde

Hence, the missing letters are bacde.

Question 24

In the following question, a letter series is given. Some of the letters of the series are missing. This missing letters are given in same order as one of the four/five alternatives below the series. Find out the correct alternative.

pqr__ __rs__rs__ __s__q__

A
spqpprr
B
pqrrppq
C
sqppqpr
D
sqprrqr
Correct Answer: Option C

Pattern of the series as shown below

pqrs/qrsp/rspq/spqr=> sqppqpr

Hence, the missing letters are sqppqpr.

Question 25

In the following question, a letter series is given. Some of the letters of the series are missing. This missing letters are given in same order as one of the four/five alternatives below the series. Find out the correct alternative.

__A'B__B' AA'__BB'__A

A
A'BAB'
B
A'B'AB
C
ABAB
D
AB'A'B
Correct Answer: Option C

Pattern of the series as shown below

AA'B/BB'A/A'AB/B'BA => ABAB

Hence, the missing letters are ABAB.

Question 26

In the following question, a letter series is given. Some of the letters of the series are missing. This missing letters are given in same order as one of the four/five alternatives below the series. Find out the correct alternative.

a__bc__a__bcda__ccd__bcd__

A
abddbd
B
acbdbb
C
adbbad
D
adbcad
Correct Answer: Option C

Pattern of the series as shown below

aabcd/abbcd/abccd/abcdd => adbbad

Hence, the missing letters are adbbad.

Question 27

In the following question find out the group of the letters in the place of question mark in the letter series.

H3M, I5O, L9S, Q17A, ?

A
X33Q
B
Z33P
C
X33P
D
W33R
Correct Answer: Option A

Pattern of the series as shown below

letter-and-symbol-series-logical-reasoning-practice-level---letter-and symbol-series-problems

Hence, the missing term is X33Q.

Question 28

In the following question find out the group of the letters in the place of question in the letter series.

1/R, 3/O, 5/K, 9/F, 13/Z, ?

A
19/S
B
20/T
C
19/T
D
21/R
Correct Answer: Option A

Pattern of the series as shown below

letter-and-symbol-series-logical-reasoning-practice-level---letter-and symbol-series-problems

Hence, the missing term is 19S.

Question 29

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

PRRQPQPQ, PQRRPQPQ, PQPRRQPQ,
PQPQRRPQ, PQPQPRRQ, ________.

A
RRPQPQPQ
B
PRRQPQPQ
C
PQPQPQRR
D
PQRRPQPQ
Correct Answer: Option C

Pattern of the series as shown below

letter-and-symbol-series-logical-reasoning-practice-level---letter-and symbol-series-problems

Hence, the missing term is PQPQPQRR.

Question 30

What should come next in the following letter series?

P Q P Q R P Q R S P Q R S T P Q R S T U P
Q R S T U V P Q R S T

A
S
B
U
C
Q
D
R
E
None of these
Correct Answer: Option B

Pattern of the series as shown below

PQ/PQR/PQRS/PQRST/PQRSTU/PQRSTUV/PQRSTU

Hence, the missing term is U.