# number and letter series questions and answers for competitive exams :: ::

## Home number and letter series questions and answers for competitive exams / Questions and Answers

76.  206, 221, 251, 296, 356, ?

a

416

b

426

c

430

d

431

 Answer : Option D Explanation :

77.  A, CD, GHI, ? , UVWXYZ

a

LMNP

b

NOPL

c

MNOP

d

MNOL

 Answer : Option C Explanation :

78.  ABDC, GHJI, MNPO, ?

a

RSQP

b

STVU

c

RSUT

d

STRQ

 Answer : Option B Explanation :

79.  113, 225, 449, ?, 1793

a

978

b

789

c

987

d

897

 Answer : Option D Explanation :

80.  7, 9, 13, 21, 37, ?

a

69

b

72

c

63

d

58

 Answer : Option A Explanation :

81.  1, 2, 7, ?, 23, 34, 47

a

14

b

13

c

12

d

15

 Answer : Option A Explanation :

82.  4, 9, 19, 39, ?

a

89

b

49

c

59

d

79

 Answer : Option D Explanation :

83.  BCD, DBC, EFG, ? , HIJ

a

IJH

b

EGF

c

GEF

d

FEG

 Answer : Option C Explanation :

84.  Direction: Which one set of letters when sequentially placed at the gaps in the given letters series shall complete . p_ _pp q r p _ r

a

q q r r q

b

q r s t q

c

q q r q r

d

qrqrq

 Answer : Option D Explanation :

85.  AZ, CX, FU, ?

a

IV

b

JQ

c

IR

d

KP

 Answer : Option B Explanation :

86.  C, E, I, K, O, Q, ?

a

R

b

T

c

S

d

U

 Answer : Option D Explanation :

87.  Direction: In the following question, number of letters skipped in between adjacent letters of the series starting from behind increased by one. Which of the following observes the rule?

a

OMJFA

b

ONLKJ

c

OIGDC

d

OMKIG

 Answer : Option A Explanation :

88.  7, 16, 27, 40, 55, ?

a

66

b

72

c

70

d

81

 Answer : Option B Explanation :

89.  2, 6, 12, 20, 30, 42, ?

a

60

b

69

c

52

d

56

 Answer : Option D Explanation :

90.  2, 7, 17, 32, 52, 77, ?

a

101

b

92

c

91

d

107