Nowadays, almost in all competitive exams Number Series questions and answers are asked and especially in Bank Recruitment Exams like sbi clerk junior assistant.

Number Series SBI Clerk Junior Associates and IBPS PO, SBI PO, and other exams ask 5-10 questions from Toughest Number Series like find the next number in the series. It is very important to practice Number Series SBI Clerk Junior Associates, as they can generally be solved in short span of time with high accuracy. If you learn that how to solve number series problems quickly you may easily get 5 to 10 marks.

Today, we have 20 difficult Toughest Number Series SBI Clerk Junior Associates to help you practice Number Series. As usual, answers and solution are following the questions. Following are some Number Series questions which are likely to be asked/ already asked in competitive exams, while practicing you may learn shortcuts to solve number series problems and series questions tricks. Following Number Series questions will help you securing good marks in upcoming SBI PO, SBI Clerk, IBPS PO, IBPS Clerk, IBPS RRB Exams in 2017 2018.

Number Series SBI Clerk Junior Associates and IBPS PO, SBI PO, and other exams ask 5-10 questions from Toughest Number Series like find the next number in the series. It is very important to practice Number Series SBI Clerk Junior Associates, as they can generally be solved in short span of time with high accuracy. If you learn that how to solve number series problems quickly you may easily get 5 to 10 marks.

Today, we have 20 difficult Toughest Number Series SBI Clerk Junior Associates to help you practice Number Series. As usual, answers and solution are following the questions. Following are some Number Series questions which are likely to be asked/ already asked in competitive exams, while practicing you may learn shortcuts to solve number series problems and series questions tricks. Following Number Series questions will help you securing good marks in upcoming SBI PO, SBI Clerk, IBPS PO, IBPS Clerk, IBPS RRB Exams in 2017 2018.

### Number Series SBI Clerk Junior Associates

**Directions (1 - 5): What will come in place of the question mark (?) in the following number series ?**

**1. 9 15 27 51 99 ?**

- (1) 165
- (2) 195
- (3) 180
- (4) 190
- (5) None of these

1. (2) The pattern of the number series is :

9 × 2 - 3 = 18 - 3 = 15

15 × 2 - 3 = 30 - 3 = 27

27 × 2 - 3 = 54 - 3 = 51

51 × 2 - 3 = 102 - 3 = 99

99 × 2 - 3 = 198 - 3 = 195

**2. 13 21 36 58 87 ?**

- (1) 122
- (2) 128
- (3) 133
- (4) 123
- (5) None of these

2. (4) The pattern of the number series is :

13 + 8 = 21

21 + 8 + 7 = 21 + 15 = 36

36 + 15 + 7 = 36 + 22 = 58

58 + 22 + 7 = 58 + 29 = 87

87 + 29 + 7 = 87 + 36 = 123

**3. 7 9 19 45 95 ?**

- (1) 150
- (2) 160
- (3) 145
- (4) 177
- (5) None of these

3. (4) The pattern of the number series is :

7 + 2 + 0 = 9

9 + (2 + 8) = 19

19 + (10 + 16) = 45

45 + (26 + 24) = 95

95 + (50 + 32) = 177

**4. 14 15 23 32 96 ?**

- (1) 121
- (2) 124
- (3) 152
- (4) 111
- (5) None of these

4. (1) The pattern of the number series is :

14 + 1² = 15

15 + 2³ = 23

23 + 3² = 32

32 + 4³ = 96

96 + 5² = 96 + 25 = 121

**5. 20 24 36 56 84 ?**

- (1) 116
- (2) 124
- (3) 120
- (4) 128
- (5) None of these

5. (3) The pattern of the number series is :

20 + 1 × 4 = 20 + 4 = 24

24 + 3 × 4 = 24 + 12 = 36

36 + 5 × 4 = 36 + 20 = 56

56 + 7 × 4 = 56 + 28 = 84

84 + 9 × 4 = 84 + 36 = 120

**Directions (6 - 10) : What should come in place of the question mark (?) In the following number series ?**

**6. 3 732 1244 1587 1803 1928 ?**

- (1) 2144
- (2) 1992
- (3) 1955
- (4) 2053
- (5) None of these

6. (2) The pattern of the number series is :

732 - 3 = 729 = 9³

1244 - 732 = 512 = 8³

1587 - 1244 = 343 = 7³

1803 - 1587 = 216 = 6³

1928 - 1803 = 125 = 5³

? = 1928 + 4³ = 1928 + 64 = 1992

**7. 16 24 ? 210 945 5197.5 33783.75**

- (1) 40
- (2) 36
- (3) 58
- (4) 60
- (5) None of these

7. (4) The pattern of the number series is :

16 × 1.5 = 24

24 × 2.5 = 60

60 × 3.5 = 210

210 × 4.5 = 945

**8. 45030 9000 1795 355 68 ? 1.32**

- (1) 11.6
- (2) 12.2
- (3) 10.4
- (4) 9.8
- (5) None of these

8. (1) The pattern of the number series is :

(45030 ÷ 5) - 6 = 9000

(9000 ÷ 5) - 5 = 1795

(1795 ÷ 51 - 4 = 355

(355 ÷ 5) - 3 = 68

(68 ÷ 5) - 2 = 13.6 - 2 = 11.6

**9. 5 12 36 123 ? 2555 15342**

- (1) 508
- (2) 381
- (3) 504
- (4) 635
- (5) None of these

9. (1) The pattern of the number series is :

5 × 1 + 1 × 7 = 12

12 × 2 + 2 × 6 = 36

36 × 3 + 3 × 5 = 123

123 × 4 + 4 × 4 = 492 + 16 = 508

508 × 5 + 5 × 3 = 2540 + 15 = 2555

**10. 8 11 17 ? 65 165.5 498.5**

- (1) 27.5
- (2) 32
- (3) 28
- (4) 30.5
- (5) None of these

10. (4) The pattern of the number series is :

8 × 0.5 + 7 = 4 + 7 =11

11 × 1 + 6 = 17

17 × 1.5 + 5 = 25.5 + 5 = 30.5

30.5 × 2 + 4 = 61 + 4 = 65

**Directions (11- 15) :What will come in place of the question mark (?) in the following number series ?**

**11. 117 389 525 593 627 (?)**

- (1) 654
- (2) 640
- (3) 634
- (4) 630
- (5) None of these

11. (5) The pattern of the number series is :

389 - 117 = 272

525 - 389 = 136

593 - 525 = 68

627 - 593 = 34

? = 627 + 17 = 644

**12. 7 11 23 51 103 (?)**

- (1) 186
- (2) 188
- (3) 185
- (4) 187
- (5) None of these

12. (4) The pattern of the number series is :

7 + 1 × 4 = 11

11 + (1 + 2) 4 = 11 + 3 × 4 = 23

23 + (3 + 4) 4 = 23 + 7 × 4 = 51

51 + (7 + 6) 4 = 51 + 13 × 4 = 103

103 + (13 + 8) 4 = 103 + 21 × 4 = 187

**13. 18 27 49 84 132 (?)**

- (1) 190
- (2) 183
- (3) 180
- (4) 193
- (5) None of these

13. (4) The pattern of the number series is :

18 + 9 = 27

27 + (9 + 13) = 49

49 + (9 + 26) = 84

84 + (9 + 39) = 132

**14. 33 43 65 99 145 (?)**

- (1) 201
- (2) 203
- (3) 205
- (4) 211
- (5) None of these

14. (2) The pattern of the number series is :

33 + 10 = 43

43 + (10 + 12) = 65

65 + (10 + 24) = 99

99 + (10 + 36) = 145

145 + (10 + 48) = 203

**15. 655 439 314 250 223 (?)**

- (1) 205
- (2) 210
- (3) 195
- (4) 190
- (5) None of these

15. (5) The pattern of the number series is :

655 - 439 = 216 = 6³

439 - 314 = 125 = 5³

314 - 250 = 64 = 4³

250 - 223 = 27 - 3³

? = 223 - 2³ = 223 - 8 = 215