Number Series Asked In SBI PO Prelims 2018

Number Series Asked In SBI PO Prelims 2018

Number Series Asked In SBI PO Prelims 2018. Welcome to the www.letsstudytogether.co online learning section.  If you are preparing for Bank and other competitive exams, you will come across Number series section on Quantitative Aptitude.

Today we are sharing the Number Series asked in SBI PO Prelims 2018 which is very important for the aspirants who are going to appear for IBPS RRB PO/Clerk Prelims Exam 2018.

Number Series Asked In SBI PO Prelims 2018 – Set-27


1.What should come in place of the question mark (?) in the following number series?

171, 172, 174, 183, ?, 872

A 270
B 247
C 225
D 264
E 233
Show Correct Answers

B. 247

The series follows the pattern,

171 + 10 = 172,

172 + 21 = 174,

174 + 32 = 183,

183 + 43 = 247,

247 + 54 = 872

 

2.What should come in place of the question mark (?) in the following number series?

142, 156, 114, ?, 86, 212

A 102
B 172
C 108
D 184
E 154
Show Correct Answers

D. 184

The series follows the pattern,

142 + (14 × 1) = 156,

156 – (14 × 3) = 114,

114 + (14 × 5) = 184,

184 – (14 × 7) = 86,

86 + (14 × 9) = 212

 

3.What should come in place of the question mark (?) in the following number series?

13, 23, 67, 131, ?, 779

A 271
B 391
C 321
D 349
E None of these
Show Correct Answers

B.391

The series follows the pattern,

13 × 2– 3 = 23,

23 × 3 – 2= 67,

67 × 2– 3 = 131,

131 × 3 – 2= 391,

391 × 2– 3 = 779

 

4.What should come in place of the question mark (?) in the following number series?

47, 78, ?, 156, 199, 246

A 115
B 117
C 111
D 119
E None of these
Show Correct Answers

A. 115

The series follows the pattern,

47 + 31 = 78, (sum of consecutive prime numbers)

78 + 37 = 115,

115 + 41 = 156,

156 + 43 = 199,

199 + 47 = 246.

 

5.What should come in place of the question mark (?) in the following number series?

118, 124, 136, ?, 178, 208

A 166
B 158
C 154
D 148
E None of these
Show Correct Answers

C. 154

The series follows the pattern,

118 + 6 × 1 = 124,

124 + 6 × 2 = 136,

136 + 6 × 3 = 154,

154 + 6 × 4 = 178,

178 + 6 × 5 = 208.

 

6.What should come in place of the question mark (?) in the following series?

23, 27, 39, 59, ?, 123

A 79
B 83
C 87
D 74
E None of these
Show Correct Answers

C. 87

The series follows the pattern:

23 + (4 × 1)= 27, 27 + (4 × 3)= 39, 39 + (4 × 5)= 59, 59 + (4 × 7)= 87, 87 + (4 × 9)= 123

7.What should come in place of the question mark (?) in the following series?

70, 69, 73, 64,80, 55, ?

A 70
B 75
C 81
D 91
E None of these
Show Correct Answers

D. 91

The series follows the pattern:

70 – 1= 69, 69 + 2= 73, 73 – 3= 64, 64 + 4= 80, 80 – 5= 55, 55 + 6= 91

 

8.What should come in place of the question mark (?) in the following series?

8, 18, 50, 98, ?, 338

A 242
B 208
C 70
D 268
E None of these
Show Correct Answers

A. 242

The series follows the pattern

22 × 2 = 8, 32 × 2 = 18, 52 × 2 = 50, 72 × 2 = 98, 112 × 2 = 242, 132 × 2 = 338

(Prime number)2× 2

 

9.What should come in place of the question mark (?) in the following series?

-9, -2, 17, 54, ?, 206

A 117
B 115
C 114
D 106
E None of these
Show Correct Answers

B. 115

The series follows the pattern:

13 – 10 = -9, 23 – 10 = -2, 33 – 10 = 17, 43 – 10 = 54, 53 – 10 = 115, 63 – 10 = 206

 

10.What should come in place of the question mark (?) in the following series?

39, 79, 119, 159, 199, ?

A 225
B 218
C 239
D 209
E None of these
Show Correct Answers

C. 239

The series follows the pattern:

(20 × 2) – 1 = 39, (20 × 4) – 1 = 79, (20 × 6) – 1 = 119, (20 × 8) – 1 = 159, (20 × 10) – 1 = 199, (20 × 12) – 1 = 239

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