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 , ....

Answer is: c)

Answer is: c)

**2). 256 128 ? 192 96 240 80**

64

156

96

128

176

2). The series is ×0.5, ÷1, ×1.5, ÷2, ×2.5....

Answer is: d)

Answer is: d)

**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, ...

Answer is: e)

Answer is: e)

**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), .....

Answer is: a)

Answer is: a)

**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 , .....

Answer is: b)

Answer is: b)

**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

Answer is: c)

Answer is: c)

**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

Answer is: b)

Answer is: b)

**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

Answer is: d)

Answer is: d)

** 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

Answer is: e)

Answer is: e)

**10). 37 84 260 ? 5234**

306

512

1146

1046

None of these

10). The series is 37×2+10, 84×3+8, 260×4+6, 1046×5+4, 5234×6+2

Answer is: d)

Answer is: d)