# Series questions asked in IBPS Clerk Exam - 6 December

Series questions asked in IBPS Clerk exam. Similar questions are repeating every slot so practice these questions.

Before going through these question, I request you to go through Series Techniques
1. 7 --- 8 ---18 ---57---- ? ---- 1165
2. 318 --- 158 --- 78 --- 38 --- 18 --- ?
3. 13 --- 27 --- 58 --- 125 --- ? --- 557
4. 24 --- 13 --- 14 --- 22 --- 45 --- ?
5. 11 --- 25 --- 67 --- 137 --- 235 --- ?

1+1=8
2+2=18
18×3+3=57
57×4+4=232

### Solution 2

This question can be solved at a glance. Startinf from 18.
8 + 10 = 18
18 + 20 = 38
38 + 40 = 78
78 + 80 = 158
158 + 160 = 318

### Solution 3

13 × 2 + 1 = 27
27 × 2 + 4 = 58
58 × 2 + 9 = 125
125 × 2 + 16 = 266
266 × 2 + 25 = 557

1,4,9, 16 and 25 are squares of 1,2,3,4 and 5 respectively

### Solution 4

⇒ 24× 0.5+1=13×1+1=14×1.5+1=22×2+1=45×2.5+1=113.5

### Solution 5

⇒ 361 [Difference between numbers is odd multiple of 14]
⇒ 25 - 11= 14
⇒ 67 - 25= 42
⇒ 137-67= 70
⇒ 235-137= 98
⇒ 361 -235= 126 