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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. 161, 217, 306, 387, 711, 792
2. 30, 81, 308, 1515, 9050, 63329
3. 1229, 1373, 1525, 1685, 1851, 2029
4. 8, 7.5, 21.0, 65.5, 265.0, 1328.5
5. 64, 160, 400, 1004, 2500, 6250
Directions:(6-10) What should come in place of the question mark (?) in the following number series?
6. 77, 85, 83, 77, 92, 71, 104, 67, ?
7. 35, 99, 220, 345, 489, ?
8. 67, 130, 210, 309, ?
9. 53, 82, 113, 150, 191, 234, ?
10. 59, 101, 151, 209, 275, ?
Check your Answers below:
Directions:(1-5) Find the wrong term in the series given below.
1. Question
161, 217, 306, 387, 711, 792
Ans:5
The pattern is as follows:161 + (1 + 6 + 1)2 = 225
225 + (2 + 2 + 5)2 = 306
306 + (3 + 0 + 6)2 = 387
387 + (3 + 8 + 7)2 = 711
711 + (7 + 1 + 1)2 = 792
2. Question
30, 81, 308, 1515, 9050, 63329
Ans:4
The pattern is as follows:30 x 3 – 32 = 81
81 x 4 – 42 = 308
308 x 5 – 52 = 1515
1515 x 6 – 62 = 9054
9054 x 7 – 72 = 63329
3. Question
1229, 1373, 1525, 1685, 1851, 2029
Ans:2
The pattern is as follows:352 + 4 = 1229
372 + 4 = 1373
392 + 4 = 1525
412 + 4 = 1685
432 + 4 = 1853
452 + 4 = 2029
4. Question
8, 7.5, 21.0, 65.5, 265.0, 1328.5
Ans:1
The pattern is as follows:8 x 1 + 1.5 = 9.5
9.5 x 2 + 2.0 = 21.0
21.0 x 3 + 2.5 = 65.5
65.5 x 4 + 3.0 = 265.0
265.0 x 5 + 3.5 = 1328.5
5. Question
64, 160, 400, 1004, 2500, 6250
Ans:2
The pattern is as follows:64 x 2.5 = 160
160 x 2.5 = 400
400 x 2.5 = 1000
1000 x 2.5 = 2500
2500 x 2.5 = 6250
6. Question
Directions:(6-10) What should come in place of the question mark (?) in the following number series?
77, 85, 83, 77, 92, 71, 104, 67, ?
Ans:1
The odd terms increase by 6, 9, 12, 15.. while the even terms decrease by 8, 6, 4..Hence the next term is 104+15=119
7. Question
35, 99, 220, 345, 489, ?
Ans:2
The pattern is 35+43=99, 99+112=220, 220+53=345, 345+122=489, 489+63=7058. Question
67, 130, 210, 309, ?
Ans:4
67+7×9=130, 130+8×10=210, 210+9×11=309, 309+10×12=4299. Question
53, 82, 113, 150, 191, 234, ?
Ans:5
The difference between the subsequent terms is 29, 31, 37, 41, 43 and 47, i.e. consecutive prime numbers.10. Question
59, 101, 151, 209, 275, ?
Ans:3
The pattern is 72+10=59, 92+20=101, 112+30=151, 132+40=209, 152+50=275, 172+60=349.