Quantitative Aptitude: Number Series 45 (based on RRB Assistant prelims)

Number Series asked RRB Assistant Prelim 24 September 2017

These questions are based on Number Series asked in RRB Assistant Prelims â€“ Shift 1.Â Number Series asked IBPS RRB Assistant Prelim 24 September 2017.

1-5 were asked in 1st shift, 6-10 are based on these

1. 408, 405, 396, 369, 288, ?
A) 89

B) 45
C) 90
D) 98
E) 111
Â  Option B
Pattern
:
-3, -9, -27, -81, -243
2. 220, 108, 52, 24, 10, ?
A) 3
B) 4
C) 6
D) 7
E) 8
Â  Option A
Pattern
:
-112, -56, -28, -14, -7
3. 91, 70, 51, 35, 23, ?
A) 5
B) 15
C) 16
D) 12
E) 8
Â  Option C
Pattern
:
-21, -19, -16, -12, -7
4. 8, 4, 6, 15, ?, 236.25
A) 76.75
B) 105.5
C) 98.25
D) 81.75
E) 52.5
Â  Option E
Pattern:
*0.5, *1.5, *2.5, *3.5
5. 7, 8, 16, 43, ?, 232
A) 175
B) 107
C) 155
D) 145
E) 105
Â  Option B
Pattern
:
+1^3, +2^3, +3^3, +4^3, ..
6. 5, 9, 25, 61, 125, ?
A) 225
B) 235
C) 209
D) 198
E) 187
Â  Option A
Pattern
:
+2^2, +4^2, +6^2, +8^2, ..
7. 103, 81, 61, 44, 31, ?
A) 18
B) 28
C) 23
D) 17
E) 12
Â  Option C
Pattern
:
-22, -20, -17, -13, -8
8. 8, 5, 6, 13, ?, 425
A) 65
B) 78
C) 59
D) 53
E) 71
Â  Option D
Pattern
:
*0.5 + 1, *1 + 1, *2 + 1, *4 + 1
9. 1563, 1559, 1543, 1479, 1223, ?
A) 254
B) 176
C) 199
D) 123
E) 187
Â  Option C
Pattern
:
-4, -16, -64, -256, -1024
10. 291, 147, 75, 39, ?, 12
A) 18
B) 25
C) 31
D) 28
E) 21
Â  Option E
Pattern
:
-144, -72, -36, -18, -9

Memory Based Questions asked in RRB Assistant Prelims on 24th September 2017

Click here for Number Series Questions – Memory Based NICL AO, SBI PO

2 Thoughts to “Quantitative Aptitude: Number Series 45 (based on RRB Assistant prelims)”

1. aspirant

5/5..ty mam

2. Deependra Singh

Shift 4 ki puzzle kisi ko pata h?