4 Nov 2016

Number Series asked in IBPS RRB Scale-1 PO Prelims Exam Held on 4th Nov 2016 (3rd slot) with detailed solution

Number Series asked in IBPS RRB Scale-1 PO Prelims Exam Held on 4th Nov 2016 (3rd slot) with detailed solution
Dear Readers, IBPS RRB Scale-1 PO Prelims Exam 4th Nov 2016 (3rd slot) has finished, here we have given Memory based Number Series questions. Candidates those who are all going to write the examination can check this pattern and make use it.


1). 3, 8, 15, 26, 39, ?
Solution: (Difference of prime number)
3+5=8
8+7=15
15+11=26
26+13=39
39+17=56
Answer- 56

2). 5, 5, 7, 13, 25, ?
Solution: (Difference of Difference- 2, 4, 6, 8, 10)
5+0(0+2)=5
5+2(2+4)=7
7+6(6+6)=13
13+12(12+8)=25
25+20(20+10)=45
Answer- 45

3). 5, 11, 24, 71, ?
i. 5+6= 11
(6×2+13) = 13 Difference of Difference
ii.  11+13= 24
(13×3+23) = 47 Difference of Difference
iii. 24+47= 71
(47×4+33) = 215 Difference of Difference
iv. 71+215= 286
Answer-286

4). 1, 3, 9, 31, 129, ?
1×1+2, 3×2+3, 9×3+4, 31×4+5, 129×5+6
Answer- 651

5). 8, 4, 4, 6, 12, ?
8×0.5, 4×1, 4×1.5, 6×2, 12×2.5

Answer- 30

 


 

0 comments:

Post a Comment

 

Receive all updates via Email

Subscribe via Email
" scrolling="no" frameborder="0" style="border:none; overflow:hidden; width:300px; height:70px;" allowtransparency="true">