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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 + 32 = 60
60 + 52 = 85
85 + 72 = 134
134 + 92 = 215
215 + 112 = 336
2. Question
151, 182, 251, 386, 605, 956
Ans:5
The pattern is as follows:151 + 33 + 4 = 182
182 + 43 + 5 = 251
251 + 53 + 6 = 382
382 + 63 + 7 = 605
605 + 73 + 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)29. Question
5, 5, 12, 38, 101, ?
Ans:5
The pattern is,5 + (13 – 1) = 5, 5 + (23 – 1) = 12, 12 + (33 – 1) = 38, 38 + (43 – 1) = 101, 101 + (53 – 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
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