Hello and welcome to ExamPundit. Here is another set of Number Series problems for SBI PO Prelims 2015 27th June Shift.
Directions (1-5): What should come in place of question mark (?) in the following number series?

1. 12, 14, 32, 102, 416, 2090, ?
(a) 15522
(b) 12552
(c) 13525
(d) 17552
(e) None of these



2. 10, 15, 15, 12.5, 9.375, 6.5625, ?
(a) 4.375
(b) 3.2375
(c) 4.6275
(d) 3.575
(e) None of these



3. 10, 17, 48, 165, 688, 3475, ?
(a) 27584
(b) 25670
(c) 21369
(d) 20892
(e) None of these




4. 1, 3, 24, 360, 8640, 302400, ?
(a) 14525100
(b) 154152000
(c) 14515200
(d) 15425100
(e) None of these




5. 0, 5, 18, 43, 84, 145, ?
(a) 220
(b) 240
(c) 260
(d) 280
(e) None of these







Solution - Q 1 to 5



Directions—(Q. 6–10) In the following number series only one number is wrong. Find out the wrong number.

6. 4 5 12 38 160 805 4836
(a) 12
(b) 160
(c) 38
(d) 805
(e) None of these






Solution


7. 3 7 16 32 56 93 142
(a) 56
(b) 16
(c) 32
(d) 7
(e) None of these





Solutions

8. 11 18 29 42 59 80 101
(a) 42
(b) 18
(c) 29
(d) 59
(e) None of these




Solutions

9. 2 9 32 105 436 2195 13182
(a) 436
(b) 2195
(c) 9
(d) 32
(e) None of these




Solutions

10. 5 55 495 3465 17325 34650 51975
(a) 495
(b) 34650
(c) 55
(d) 17325
(e) None of these




Solutions


Regards

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