Missing Number Series Questions | Logical Reasoning

In this Article, We have provided the Series Completion questions along with Solutions. So, the interested candidates who applied for various jobs can download them for free of cost. Get all the Mental Ability Test Model papers with just one click. Click on the enclosed links below to download the Previous Question papers of Number Series Exam. Check the Psychometric Test old Question Papers to get a clear idea of the Logical Reasoning.

Number Series Questions and Answers

Directions: In each of the following questions, a number series is given with one term with (?) marks. Find out the missing term and replace it with correct answers given below the series.

1. 1, 6, 15, ?, 45, 66
(a) 26
(b) 24
(c) 28
(d) 23

2. 3, 12, 27, 48, 75, 108, ?
(a) 147
(b) 157
(c) 167
(d) 177

3. 5, 11, 24, 51, 106, ?
(a) 122
(b) 217
(c) 120
(d) 153

4. 3, 9, 27, 81, ?
(a) 243
(b) 343
(c) 443
(d) 543

5. 24, 35, 20, 31, 16, 27, ?, ?
(a) 12, 23
(b) 5, 30
(c) 8, 25
(d) 9, 9

6. 1, 9, 17, 33, 49, 73, ?
(a) 95
(b) 97
(c) 102
(d) 363

7. 1, 2, 5, 26, ?
(a) 677
(b) 252
(c) 526
(d) 125

8. 78, 155, 309, ?, 1233
(a) 1230
(b) 1000
(c) 617
(d) 625

9. 0, 6, 24, 60, 120, 210, ?
(a) 240
(b) 336
(c) 504
(d) 290

10. 2, 5, 9, ?, 20, 27
(a) 4
(b) 14
(c) 24
(d) 34

11. 3, 5, 9, 17, ?
(a) 42
(b) 26
(c) 65
(d) 33

12. 5, 9, 17, 29, 45, ?
(a) 65
(b) 70
(c) 85
(d) 96

13. 4, 6, 10, 16, 24, ?
(a) 40
(b) 28
(c) 30
(d) 34

14. 6, 10, 18, 34, ?, 130
(a) 78
(b) 52
(c) 66
(d) 94

15. 0, 7, 26, 63, ?
(a) 123
(b) 87
(c) 96
(d) 124

16. 1, 6, 15, ?, 45, 66, 91
(a) 20
(b) 28
(c) 36
(d) 98

17. 12?41?34123??234
(a) 3241
(b) 2134
(c) 1432
(d) 3212

18. 1, 2, 3, 5, 8, ?
(a) 10
(b) 11
(c) 12
(d) 13

19. 2, 15, 10, 17, 26, ?2?
(a) 49
(b) 47
(c) 37
(d) 36

20. 0.5, 1.5, 4.5, 13.5, ?
(a) 20.5
(b) 25.5
(c) 30.5
(d) 40.5