## 5 Jun 2017

### Practice Aptitude Questions For Upcoming IBPS Exams 2017 (Number Series)

Practice Aptitude Questions For Upcoming IBPS Exams 2017 (Number Series):
Dear Readers, Important Practice Aptitude Questions for  upcoming IBPS PO/Clerk Exams 2017 was given here with Solutions. Aspirants those who are preparing for the Competitive examination can use this.

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### Direction (Q. 1-5): What will come in place of the question mark (?) in the following series.

1). 121 ? 113 138 89 170 49

125
110
122
120
133
1). The series is +1^2 , -3^2 , +5^2 , - 7^2 , ....
2). 256 128 ? 192 96 240 80
64
156
96
128
176
2). The series is ×0.5, ÷1, ×1.5, ÷2, ×2.5....

3). 13 6 7 9 20 47.5 ?
149.5
140.5
150.5
147.5
145.5
3). The series is × 0.5 – 0.5, × 1 + 1, ×1.5 – 1.5, ×2 + 2, ...

4. 40 39 32 37 26 ? 16
45
36
33
32
40
4). The series is + (1^2 - 2), – (2^2 + 3), + (3^2 - 4), –(4^2 + 5), .....

5. 9 -1 1 -1 -11 -285 ?
-10155
-10255
-10555
-10755
-10355
5). The series is ×1^2 -10, ×2^2 +5, ×3^2 -10, ×4^2 +5 , .....

6). 8 4 6 ? 52.5
9
12.5
15
16
None of these
6). The series is 8×.5, 4×1.5, 6×2.5, 15×3.5, 52.5× 4.5

7). 2 3 10 ? 172
45
39
36
42
None of these
7). The series is 2 × 1+ 1^2, 3 ×2 + 2^2, 10 ×3 + 3^2, 39×4+4^2, 172×5+5^2

8. 7 15 ? 63 127
32
29
33
31
None of these
8). The series is 7×2+1, 15×2+1, 31×2+1, 63×2+1, 127×2+1

9). 5 6 ? 45 184

15
12
16
9
None of these
9). The series is 5×1+1, 6×2+2, 14×3+3, 45×4+4, 184×5+5