# Number Series Question Answer For HPSSC JBT Exam

Â |Number Series Question Answer For HPSSC JBT Exam||Number Series Question Answer For HPSSSB JBT Exam||

This chapter deals with questions in which series of number or alphabetical letters are given, which ar generally called as terms of the series. These terms follow a certain pattern throughout. The candidate is required to recognise this pattern and either complete the given series with the most suitable alternative or find the wrong term in the series.

Â TYPE 1: COMPLETING SERIES ILLUSTRATIVE EXAMPLESÂ

Ex.1. Which number would replace question mark in the series 2, 7, 14, 23, ?, 47

Â (a) 28 b) 34 (c) 31 (d) 38

Sol. The given sequence is +5, +7, +9,.......... i.e. 2+5=7; 7+7= 14; 14+9=23 So, missing number=23+11=34 Hence, the answer is (b)Â

Ex.2. Complete the series : 4, -8, 16, -32, 64 (....)Â

(a) 128 (b) -128 (c) 192 (d) -192Â

Sol. Clearly, each number in the series is the preceding number multiplied by -2. So, missing term=64 (-2)=-128. Hence, the answer is (b).

1. 5, 10, 13, 26, 29, 58, 61 (.....).

(a) 122

(b) 125

(c) 128

(d) 64

2. 2, 3, 5, 7, 11, (.....), 17.

(a) 12

(b) 13

(c) 14

(d) 15

3. 5, 11, 17, 25, 33, 43, (.....).

(a) 49

(b) 51

(c) 52

(d) 53

4. 2,9, 28, 65, 126, (.....).

(a) 137

(b) 223

(c) 217

(D) 199

5. 3, 7, 15, 31, 63, (........).

(a) 92

(b) 127

(c) 115

(D) 131

6. 4, 9, 13, 22, 35, (.........).

(a) 57

(b) 70

(c) 63

(d) 75

7. 128, 110, 90, (.......), 44.

(a) 56

(b) 68

(c) 70

(d) 72

8. 11, 13, 17, 19, 23, 29, 31, 37, 41 (.......).

(a) 43

(b) 47

(c) 51

(d) 53

9. 11, 13, 17, 19, 23, 25, (.......).

(a) 25

(b) 27

(c) 29

(d) 31

10. 2, 6, 11, 17, (.......), 32.

(a) 22

(b) 23

(c) 24

(d) 28

11. 97, 86, 73, 58, 45, (.......).

(a) 34

(b) 54

(c) 55

(d) 56

12. 66, 36, 18, (.......).

(a) 9

(b) 3

(c) 6

(d) 8

13. 6, 24, 12, (.......), 18, 8, 24.

(a) 4

(b) 8

(c) 16

(d) 6

14. 1/81, 1/54, 1/36, 1/24, (.......).

(a)1/32

(b) 1/9

(c) 1/16

(d) 1/18

15. 1, 3, 4, 8, 15, 27, (.......).

(a) 37

(b) 44

(c) 50

(d) 55

16. 3, 15, 35, (.....), 99, 143.

(a) 48

(b) 63

(c) 80

(d) 95

17. 2, 5, 11, 23, 47, (.......).

(a) 49

(b) 52

(c) 95

(d) 106

18. 2, 6, 3, 4, 20,5, 6, (.......), 7.

(a) 25

(b) 30

(c) 42

(d) 28

19. 1, 5, 11, 19, 29, (.......)

(a) 45

(b) 39

(c) 41

(d) 47

20. 50, 49, 46, 41, 34, (.......).

(a) 32

(b) 25

(c) 21

(d) 19

21. 4, 9, 5, 12, 7, 15, 8, (.......), 10.

(a) 25

(b) 18

(c) 21

(d) 24

22. 3, 5, 6, 10, 9, 15, 12, A, B.

(a) A = 18, B= 20

(b) A = 15, B = 20

(c) A = 15, B = 19

(d) A = 20, B = 15

23. 9, 12, 11, 14, 13, (.......), 15

(a) 12

(b) 16

(C) 10

(d) 17

24. 2, 5, 9, 19, 37, (.......).

(a) 76

(b) 75

(c) 74

(d) 72

25. 71, 76, 69, 74, 67, 72 (.......).

(a) 65

(b) 76

(c) 77

(d) 80

26. 1, 2, 4, 8, 16, 32, 64, (.......), 256

(a) 148

(b) 128

(c) 154

(d) 164

27. 10, 5, 13, 10, 16, 20, 19, (.....).

(a) 22

(b) 23

(c) 38

(d) 40

28. 2, 4, 12, 48, 240, (.....)

(a) 960

(b) 1080

(c) 1440

(d) 1920

29. 165, 195, 255, 285, 345, (.......).

(a) 375

(b) 420

(c) 435

(d) 390

30. 8, 24, 12, 36, 18, 54, (.......)

(a) 27

(b) 68

(c) 72

(d) 108

31. 5, 9, 15, 23, 33, 45, ?

(a) 55

(b)57

(c) 59

(d) 61

32. 0, 3, 8, 15, 24, 35, ?

(a) 48

(b) 47

(c) 46

(D) 45

33. 1, 1, 2, 4, 7, 11, ?, 22

(a) 14

(b) 15

(c) 16

(d) 17

34. 10, 25, 46, ?, 106, 145, 190

(a) 60

(b) 70

(c) 73

(d) 78

35. 3,7, 13, 21, ?, 43, 57

(a)29

(b) 31

(c) 37

(d) 38

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