You are here: Home >> Reasoning >> Reasoning - Series Completion Questions and Answers
Reasoning - Series Completion Questions and Answers.
A series is given, with one number/letter missing. Choose the correct alternative from the given ones that will complete the series?
1. 138, 142, 146, 150, ?, 142, 138
[SSC FCI Combined Asstt. Grade-III Exam 2012]
- a) 148
- b) 140
- c) 146
- d) 144
2. 5, 15, 45, 135
6, 24, ?, 384
[SSC FCI Combined Asstt. Grade-III Exam 2012]
- a) 72
- b) 96
- c) 48
- d) 56
3. 0, 7, 26, 63, ?
[SSC FCI Combined Asstt. Grade-III Exam 2012]
- a) 124
- b) 98
- c) 125
- d) 126
4. Y, U, Q, M, I, ?
[SSC FCI Combined Asstt. Grade-III Exam 2012]
- a) C
- b) D
- c) G
- d) E
5. 3, 7, 15, ?, 63, 127
- a) 30
- b) 31
- c) 47
- d) 52
6. 0, ?, 8, 15, 24
- a) 3
- b) 1
- c) 2
- d) 5
7. 6, 12, 21, ?, 48
- a) 38
- b) 40
- c) 45
- d) 33
8. 7, 11, 13, 17, ?, 23, 25
- a) 19
- b) 20
- c) 21
- d) 18
9. 2, 8, 14, 24, 34, 48, ?
- a) 58
- b) 62
- c) 64
- d) 66
10. 5, 17, 37, 65, ?, 145
[SSC MTS Exam 2013]
- a) 97
- b) 99
- c) 101
- d) 95
11. 6, 14, 30, ?
[SSC CGL Exam 2013]
- a) 27
- b) 33
- c) 54
- d) 29
12.
[SSC CGL Exam 2013]
- a) 100
- b) 64
- c) 144
- d) 55
13.
[SSC CGL Exam 2013]
- a) 74
- b) 76
- c) 77
- d) 72
14. 2311, 4529, ?, 8989
[SSC CGL Exam 2013]
- a) 5662
- b) 6755
- c) 7243
- d) 6353
15. 21, 30, 38, ?, 51, 56, 60
[SSC CGL Exam 2013]
- a) 55
- b) 45
- c) 80
- d) 35
16.
[SSC CGL Exam 2013]
- a) 3
- b) 4
- c) 10
- d) 9
17. YX, US, ?, MK
- a) RP
- b) BD
- c) FH
- d) QO
18. 198, 194, 185, 169, ?
- a) 92
- b) 136
- c) 144
- d) 112
19. DKM, FJP, HIS, JHV, ?
- a) LGY
- b) HGY
- c) IGZ
- d) IGY
20. 1, 1, 4, 8, 9, 27, ?
- a) 12
- b) 16
- c) 36
- d) 9
21. 1, 4, 16, 64, ?
- a) 128
- b) 256
- c) 232
- d) 225