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We are providing the most important **Number Series (Missing/Wrong Number) Questions for SBI PO 2019, SBI Clerk 2019** and all **other competitive bank and insurance exams**. These questions have very high chances to be asked in **SBI PO 2019, SBI Clerk 2019.
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Directions:(1-5) **Find the wrong term in the series given below.**

1. 51, 60, 79, 134, 215, 336

2. 151, 182, 251, 386, 605, 956

3. 2, 3, 60, 420, 3360, 30240

4. 24, 24, 33, 39, 51, 57

5. 38, 52, 94, 164, 268, 388

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

6. 15, 17, 22, 33, 50, ?

7. 7529536, 537824, 38416, 2744, 196, ?

8.15.21, 16.81, 18.49, 20.25, ?

9. 5, 5, 12, 38, 101, ?

10. 17, 27, 39, 53, ?

**Check your Answers below:**

Directions:(1-5)

**Find the wrong term in the series given below.**##### 1. Question

51, 60, 79, 134, 215, 336

Ans:2

The pattern is as follows:51 + 3

^{2}= 6060 + 5

^{2}= 8585 + 7

^{2}= 134134 + 9

^{2}= 215215 + 11

^{2}= 336##### 2. Question

151, 182, 251, 386, 605, 956

Ans:5

The pattern is as follows:151 + 3

^{3}+ 4 = 182182 + 4

^{3}+ 5 = 251251 + 5

^{3}+ 6 = 382382 + 6

^{3}+ 7 = 605605 + 7

^{3}+ 8 = 956##### 3. Question

2, 3, 60, 420, 3360, 30240

Ans:4

The pattern is as follows:2 x 5 = 10

10 x 6 = 60

60 x 7 = 420

420 x 8 = 3360

3360 x 9 = 30240

##### 4. Question

24, 24, 33, 39, 51, 57

Ans:2

The next number is obtained by adding sum of digits of the previous number:24 + 2 + 4 = 30

30 + 3 + 0 = 33

33 + 3 + 3 = 39

39 + 3 + 9 = 51

51 + 5 + 1 = 57

##### 5. Question

38, 52, 94, 164, 268, 388

Ans:5

The pattern is as follows:38 + 14 x 1 = 52

52 + 14 x 3 = 94

94 + 14 x 5 = 164

164 + 14 x 7 = 262

262 + 14 x 9 = 388

Directions:(6-10)

**What should come in place of the question mark (?) in the following number series?**##### 6. Question

15, 17, 22, 33, 50, ?

Ans:2

The pattern adds alternate prime numbers to the previous term:15 + 2 = 17

17 + 5 = 22

22 + 11 = 33

33 + 17 = 50

50 + 23 = 73

##### 7. Question

7529536, 537824, 38416, 2744, 196, ?

Ans:5

The pattern is as follows:7529536/14 = 537824

537824/14 = 38416

38416/14 = 2744

2744/14 = 196

196/14 = 14

##### 8. Question

15.21, 16.81, 18.49, 20.25, ?

Ans:2

The pattern is (3.9)^{2}, (4.1)^{2}, (4.3)^{2}, (4.5)^{2}, (4.7)^{2}##### 9. Question

5, 5, 12, 38, 101, ?

Ans:5

The pattern is,5 + (1

^{3}– 1) = 5, 5 + (2^{3}– 1) = 12, 12 + (3^{3}– 1) = 38, 38 + (4^{3}– 1) = 101, 101 + (5^{3}– 1) = 225##### 10. Question

17, 27, 39, 53, ?

Ans:1

The pattern is 3×5+2=17, 4×6+3=27, 5×7+4=39, 6×8+5=53, 7×9+6=69