Important Number Series Questions for IBPS Clerk Pre Exam

series

Direction (1-5) : What value should come in place of question mark (?) in the following number series?

1. 22, 42, 64, 88, ?
1. 112
2. 118
3. 116
4. 114
5. 115

2. 11, 61, 299, 1189, ?
1. 3559
2. 3659
3. 3569
4. 3549
5. 3459

3. 215, 19, 163, 63, ?
1. 117
2. 127
3. 125
4. 126
5. 109

4. 160, 80, 120, 300, ?
1. 1050
2. 1000
3. 1040
4. 1020
5. 1060

5. 4, 5, 8, 15, ?
1. 25
2. 26
3. 28
4. 31
5. 24

6. 19,  27, 0 ,  64, ? , 155
1. 61
2. 83
3. -23
4. 47
5. Other than the given options

7. 122, 62, 32, ?, 9.5, 5.75
1. 19
2. 24
3. 17
4. 20.25
5. Other than the given options

8. 49, 216 , 625 , 1024 , 729 , ?
1. 128
2. 512
3. 256
4. 324
5. Other than the given options

9. 71 , ? , 868, 4345, 26076
1. 322
2. 264
3. 198
4. 216
5. Other than the given options

10. 1 , 12 , 144 , 1728 , ?
1. 18024
2. 9962
3. 20736
4. 21302
5. Other than the given options

Answer :

1. 4; 
The series is 3² + 13 = 22,4² + 26 = 42,
5² + 39= 64,6² +52 = 88
? = 7² + 65 = 114

2. 1; 
The series is 


3. 2;
The series is 


4. 1;
The series is 


5. 3;
The series is 



6. 5;
The series is 


7. 3;
The series is 



8. 1;
The series is 



9. 4;
The series is 



10. 3; 
The series is 





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