1
Which one set of letters when sequentially placed at the gaps in the given letter series shall complete it?
_ _ fgg _ eg _ _ eeff _ ef _ gg
A
eefge
B
fegef
C
efege
D
fgege
Explanation
The series follows the pattern 'efgg' repeatedly.
Reasoning
Letter Series
20
MEDIUM
2
Which one set of letters when sequentially placed at the gaps in the given letter series shall complete it?
a _ ba _ b _ b _ a _ b
A
abaab
B
aabba
C
bbabb
D
abbab
Explanation
The pattern is a repetition of 'abba'.
3
Which one set of letters when sequentially placed at the gaps in the given letter series shall complete it?
b_ac_cc_cb_ab_ac
A
bbaaa
B
baaba
C
bbbaa
D
aabba
Explanation
The pattern is a repetition of 'b a a c b c'.
4
Which one set of letters when sequentially placed at the gaps in the given letter series shall complete it?
sr_tr_srs_r_srst
A
ttssr
B
tsrts
C
strtrs
D
tsttr
Explanation
Series: (t)sr(s)tr(s)srs(t)r(t)srst(r). Pattern is tsr t srs...
5
Which one set of letters when sequentially placed at the gaps in the given letter series shall complete it?
s _ nx _ mnx _ mn _ sm _ x
A
mssxn
B
nxyms
C
nmxxn
D
smnxx
Explanation
The series follows the sequence 'smnx'.
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6
Which one set of letters when sequentially placed at the gaps in the given letter series shall complete it?
a _ aa bb _ _ ab _ b _
A
baaaa
B
babab
C
baaba
D
bbaaa
Explanation
Series: a(b)aa bb(a) (b)ab(a)b(a). The pattern is a repetition of abaa bb.
7
Which one set of letters when sequentially placed at the gaps in the given letter series shall complete it?
ww _ x _ x _ yyzz
A
w z x y
B
w x x z
C
x w z w
D
x z w z
Explanation
Based on the pattern 'ww x x yy zz', the blanks can be filled.
8
Which one set of letters when sequentially placed at the gaps in the given letter series shall complete it?
_ ab _ b _ bc _ ca _
A
accbb
B
abcca
C
cacab
D
abacb
Explanation
The series follows the cycle of 'abc'.
9
b _ c d _ d _ b c c _ c d b _
A
c b d d b
B
b d d c b
C
b d d b c
D
c d d b b
Explanation
The total number of letters (including blank spaces) = 15. Here we will create groups of 5: b b c d d / b b c d d / b b c d d. Thus, option (B) is correct.
10
g f e _ i g _ e i i _ f e i _ g f _ i i
A
i f g i e
B
i g i f e
C
f g i i e
D
e g f i i
Explanation
The total number of letters (including blank spaces) = 20. Here we will create groups of 5: g f e i i / g f e i i / g f e i i / g f e i i. Thus, option (A) is correct.
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11
Which one set of letters when sequentially placed at the gaps in the given letter series shall complete it?
a b _ _ b a a _ _ a b _
A
b a a b b
B
a a b a b
C
a a b a a
D
a a a a a
Explanation
Series: a b (a) (a) b a a (b) (a) a b (a).
12
Which one set of letters when sequentially placed at the gaps in the given letter series shall complete it?
X_ZY_X_YZY_X
A
XZYZ
B
ZYXY
C
YZXZ
D
YYZZ
Explanation
Series: X(Y)ZY(Z)X(X)YZY(Z)X. The pattern is a repetition of XYZY.
13
M _ O M M N _ M _ N O M M N _ M
A
O N M O
B
N O M O
C
M O N M
D
N N M O
Explanation
The total number of letters (including blank spaces) = 16. Here groups will be formed of 4 letters: M N O M / M N O M / M N O M / M N O M. Thus, option (B) is correct.
14
Which one set of letters when sequentially placed at the gaps in the given letter series shall complete it?
a _ ca _ c _ dc _ d _ ad _
A
ddacdc
B
daadca
C
dadaac
D
ddaacc
Explanation
Series: a(d)ca(d)c(a)d(a)c(c)d(c)ad(). This follows the pattern a d c a d c a d c a d c...
15
Which one set of letters when sequentially placed at the gaps in the given letter series shall complete it?
b_cca cca_ba_bbc_bc_a
A
baabc
B
abaaa
C
acbca
D
bacab
Explanation
Analyzing the series: b_cca / cca_b / a_bbc / bc_a. A pattern like 'bacca' might be repeating. If we place option (A) baabc: b(b)cca / cca(a)b / a(b)bbc / bc(c)a. This forms a clear recurring pattern.
16
Which one set of letters when sequentially placed at the gaps in the given letter series shall complete it?
PQR_, PQ_S, P_RS, _QRS
A
SRQP
B
SQRP
C
SRPQ
D
RSPQ
Explanation
Each segment is missing one letter from P, Q, R, S.
- PQ R (S)
- PQ (R) S
- P (Q) RS
- (P) QRS
Thus the missing letters are S, R, Q, P.
17
Which one set of letters when sequentially placed at the gaps in the given letter series shall complete it?
_ST_OL_GY
A
ORA
B
RAO
C
ARO
D
AOR
Explanation
The letters form 'ASTROLOGY'.
18
Which one set of letters when sequentially placed at the gaps in the given letter series shall complete it?
ac _ cab _ baca _ aba _ aca _
A
acbcc
B
baabc
C
babbb
D
bcbba
Explanation
Analyzing the pattern reveals a cycle of 'acb cab'.
19
Complete the following letter series:
QST_QS_RQ_TR_STR
A
SQTR
B
RTSQ
C
TRQS
D
TSRQ
Explanation
Total number of letters (including blank spaces) = 16. Hence here we will create groups of 4-4 letters. The series QSTR/QSTR/QSTR/QSTR is obtained. Thus, the correct option is (B).
20
Which one set of letters when sequentially placed at the gaps in the given letter series shall complete it?
g _ _ g _ _ gh _ g _ i
A
h h i i h h
B
j k l j k l
C
h i j k l
D
h i h i i h
Explanation
The series follows the pattern 'ghih'.
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