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Bank Exams Exam  >  Bank Exams Test  >  IBPS PO Prelims & Mains Preparation  >   Number Series - MCQ 2 - Bank Exams MCQ

Number Series - MCQ 2 Bank Exams MCQs & solutions Free


MCQ Practice Test & Solutions: Number Series - MCQ 2 (20 Questions)

You can prepare effectively for Bank Exams IBPS PO Prelims & Mains Preparation with this dedicated MCQ Practice Test (available with solutions) on the important topic of " Number Series - MCQ 2". These 20 questions have been designed by the experts with the latest curriculum of Bank Exams 2026, to help you master the concept.

Test Highlights:

  • - Format: Multiple Choice Questions (MCQ)
  • - Duration: 40 minutes
  • - Number of Questions: 20

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Number Series - MCQ 2 - Question 1
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4, 4, 6, 12, 30, ?

Detailed Solution: Question 1

4 * 1 = 4
4 * 1.5 = 6
6 * 2 = 12
12 * 2.5 = 30
30 * 3 = 90

Number Series - MCQ 2 - Question 2
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What should come in place of the question mark '?' in the following number series?
10, 5, ?, 10, 40, 320

Detailed Solution: Question 2

The given number series follows the pattern:

10 × 2-1 = 5

5 × 20 = 5

5 × 21 = 10

10 × 22 = 40

40 × 23 = 320

∴ The number coming in place of “?” in the given number series is 5

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Number Series - MCQ 2 - Question 3
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3, 5, ?, 27, 92, 349

Detailed Solution: Question 3

3 + 1² + 1 = 5
5 + 2² + 1= 10
10 + 4² + 1= 27

Number Series - MCQ 2 - Question 4
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1, 2, 6, 17, ?, 157.5

Detailed Solution: Question 4

1 * 1 + 1 = 2
2* 1.5 + 3 = 6
6 * 2 + 5 = 17
17 * 2.5 + 7 = 49.5
49.5 * 3 + 9 =157.5

Number Series - MCQ 2 - Question 5
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7, ?, 19, 45, 95, 177

Detailed Solution: Question 5

7 + 1² + 1= 9
9 + 3² + 1= 19
19 + 5² + 1= 45……..

Number Series - MCQ 2 - Question 6
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9, 8, 15, ?, 175, 874

Detailed Solution: Question 6

9*1 – 1 = 8
8*2 – 1 = 15
15*3 – 1 = 44

Number Series - MCQ 2 - Question 7
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2, 2, 12, 36, 104, ?

Detailed Solution: Question 7

2 + 1³ – 1 = 2
2 + 2³ + 2 = 12
12 + 3³ – 3 = 36
36 + 4³ + 4 = 104

Number Series - MCQ 2 - Question 8
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4, 15, 63, 247, 995, ?

Detailed Solution: Question 8

4 * 4 – 1 = 15
15 * 4 + 3 = 63
63 * 4 – 5 = 247
247 * 4 + 7 = 995
995 * 4 – 9 = 3971

Number Series - MCQ 2 - Question 9
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3, ?, 7, 9, 11, 13

Detailed Solution: Question 9

3*2 – 1 = 5
5*2 – 3 = 7
7*2 – 5 = 9

Number Series - MCQ 2 - Question 10
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6, 8, 12, 42, 160, ?

Detailed Solution: Question 10

6 * 1 + 2 = 8
8 * 2 – 4 = 12
12 * 3 + 6 = 42
42 * 4 – 8 = 160
160 * 5 + 10 = 810

Number Series - MCQ 2 - Question 11
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8, 9, 15, 32, ?, 250.5

Detailed Solution: Question 11

8 * 1 + 1 = 9
9 * 1.5 + 1.5= 15
15 * 2 + 2 = 32
32 * 2.5 + 2.5 = 82.5
82.5 * 3 + 3 = 250.5

Number Series - MCQ 2 - Question 12
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12 7 9 22 96 ?

Detailed Solution: Question 12

12 * 0.5 + 1 = 7
7 * 1 + 2 = 9
9 * 2 + 4 = 22
22 * 4 + 8 = 96
96 * 8 + 16 = 784

Number Series - MCQ 2 - Question 13
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2, 4, 7, ?, 87, 344

Detailed Solution: Question 13

2 + 1² + 1 = 4
4 + 2² – 1 = 7
7 + 4² + 1 = 24
24 + 8² – 1 = 87
87 + 16² + 1 = 344

Number Series - MCQ 2 - Question 14
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6, 4, 10, 14, 43, ?

Detailed Solution: Question 14

6 * 1 – 2 = 4
4 * 1.5 + 4 = 10
10 * 2 – 6 = 14
14 * 2.5 + 8 = 43
43 * 3 – 10 = 119

Number Series - MCQ 2 - Question 15
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4, ?, 14, 40, 88, 170

Detailed Solution: Question 15

4 + 1² + 1 = 6
6 + 3² – 1 = 14
14 + 5² + 1 = 40
40 + 7² – 1 = 88
88 + 9² + 1 = 170

Number Series - MCQ 2 - Question 16
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6, 6, 7, ?, 91, 463

Detailed Solution: Question 16

6*1 – 1 + 1 = 6
6*2 – 2 – 3 = 7
7*3 – 1 + 5 = 25
25*4 – 2 – 7 = 91
91*5 – 1 + 9 = 463

Number Series - MCQ 2 - Question 17
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2, 5, 9, 42, 98, ?

Detailed Solution: Question 17

2 + 1³ + 2 = 5
5 + 2³ – 4 = 9
9 + 3³ + 6 = 42
42 + 4³ – 8 = 98
98 + 5³ + 10 = 233

Number Series - MCQ 2 - Question 18
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3, 11, 47, 183, ?, 2947

Detailed Solution: Question 18

3 * 4 – 1 = 11
11 * 4 + 3 = 47
47 * 4 – 5 = 183
183 * 4 + 7 = 739
739 * 4 – 9 = 2947

Number Series - MCQ 2 - Question 19
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2, ?, 8, 10, 28, 46

Detailed Solution: Question 19

2*2 – 2 = 2
2*2 + 4 = 8
8*2 – 6 = 10
10*2 + 8 = 28
28*2 – 10 = 46

Number Series - MCQ 2 - Question 20
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4, 6, 8, 30, 112, ?

Detailed Solution: Question 20

4 * 1 + 2 = 6
6 * 2 – 4 = 8
8 * 3 + 6 = 30
30 * 4 – 8 = 112
112 * 5 + 10 = 570

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About this Bank Exams Practice Test

This test contains 20 MCQs on Number Series - MCQ 2 with detailed solutions for each question. It is part of the IBPS PO Prelims & Mains Preparation course on EduRev, designed to align with the current Bank Exams syllabus. Each solution explains not just the correct answer but also gives you an understanding of the topic — not just to attempt the question but also help you prepare for the exam with practice.

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