# Memory Based Questions (4th Slot) IBPS RRB Officer (Scale-1) Prelims 9th Sep 2017

Memory Based Questions (4th Slot) IBPS RRB Officer (Scale-1) Prelims Held on 9th Sep 2017:

Dear Readers, IBPS RRB Officer (Scale-1) Prelims Held on 9th Sep 2017 (4th Slot) has finished; here we have given Memory based Number Series, Puzzles and more. Candidates those who are all going to write the examination can check this pattern and make use it.

Number Series Asked in (4th Slot)IBPS RRB Officer (Scale-1) Prelims Held on 9th Sep 2017:

1). 221, 109, 53, 25, 11, ?
Ã—2+3 In Reverse
2). 0.5, 12, 52, 106, 107, ?
Ã—8+8, Ã—4+4, Ã—2+2, Ã—1+1 Ã—0.5+0.5
3). 39, 31, 41, 29, 43, ?
8, 10, 12, 14, 16 Difference
2, 2, 2, 2 Difference of Difference
4). 3, 5, 13, 49, ?, 1441,
Ã—2-1, Ã—3-2, Ã—4-3, Ã—5-4, Ã—6-5
5). 481, 477, 467, 439, 357, ?

### Quadratic Equations asked in IBPS RRB Officer (Scale-1) Prelims Held on 9th Sep 2017

Puzzle asked in IBPS RRB Officer (Scale-1) Prelims Held on 9th Sep 2017 (1st Slot)

Quadratic Equations asked in IBPS RRB Officer (Scale-1) Prelims Held on 9th Sep 2017 (1st Slot)

Number Series asked in IBPS RRB Officer (Scale-1) Prelims Held on 9th Sep 2017 (1st Slot)

IBPS RRB Officer(Scale-1) Prelims â€“ Detailed Exam Analysis & Review (9thÂ Sep 2017) â€“ 1stSlot