# Number Series - MCQ 3

## 20 Questions MCQ Test Integrated Reasoning for GMAT | Number Series - MCQ 3

Description
Attempt Number Series - MCQ 3 | 20 questions in 15 minutes | Mock test for GMAT preparation | Free important questions MCQ to study Integrated Reasoning for GMAT for GMAT Exam | Download free PDF with solutions
QUESTION: 1

### 5, 12, ?, 41, 87, 214

Solution:

5+7 = 12
12+(7+3=10) =22
22+(10+9=19) = 41
41+(19+27=46) = 87
87+(46+81=127) = 214

QUESTION: 2

### 14, ?, 13, 17.5, 21.75

Solution:

14/2 + 5 = 12
12/2 +7 = 13
13/2 + 11= 17.5
17.5/2+13 = 21.75

QUESTION: 3

### 15, 5, 4.5, 5.8.7.9, ?

Solution:

15*0.2 +2 = 5
5*0.3+3 = 4.5
4.5*0.4+4 = 5.8
5.8*0.5+5 =7.9
7.9*0.6+6 = 10.74

QUESTION: 4

107, 106, 52, 16.3 , ?

Solution:

107-1/1 = 106

106-2/2 = 52
52-3/3 = 16.3
16.3-4/4 = 3.075

QUESTION: 5

29, ?, 79, 131, 201

Solution:

29+(18*1-2) = 29+16 = 45
45+(18*2-2) = 45+34 = 79
79+(18*3-2) = 79+52 = 131
131+(18*4-2) = 131+70 = 201

QUESTION: 6

?, 6, 10.5, 23, 60

Solution:

9*0.5+0.5 = 5
5*1+1 = 6
6*1.5+1.5 = 10.5
10.5*2+2 = 23
23*2.5+2.5 = 60

QUESTION: 7

211, 90, 171, 122, 147, 138, ?

Solution:

211-112 = 90
90+92 = 171
171-72 = 122
122+52 = 147
147-32 = 138
138+12 = 139

QUESTION: 8

1256, 318, ?, 163, 328, 86

Solution:

1256/4 =314+4 = 318
318*2 = 636+2 = 638
638/4 = 159+4 = 163
163*2 =326+2 = 328
328/4 = 82+4 = 86

QUESTION: 9

37, 54, 88, ?, 207

Solution:

37+17 = 54
54+2*17 = 88
88+3*17 =139
139+4*17 = 207

QUESTION: 10

13, 29, 48, 70, 95, ?

Solution:

13+(9+7) = 29
29+(9+10) = 48
48+(9+13) =70
70+(9+16) = 95
95+(9+19) = 123

QUESTION: 11

2, 3, 6, 14, ?, 115.5

Solution:

2 * 1 + 1 = 3
3 * 1.5 + 1.5= 6
6 * 2 + 2 = 14
14 * 2.5 + 2.5 = 37.5
37.5 * 3 + 3 = 115.5

QUESTION: 12

12 13 28 85 ? 1711

Solution:

12*1 – 1 + 2 = 13
13*2 – 2 + 4 = 28
28*3 – 1 + 2 = 85
85*4 – 2 + 4 = 342
342*5 – 1 + 2 = 1711

QUESTION: 13

3, 5, 10, ?, 92, 349

Solution:

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

QUESTION: 14

5, 8, 15, 37, ?, 309.5

Solution:

5 * 1 + 2 + 1 = 8
8 * 1.5 + 4 – 1 = 15
15 * 2 + 6 + 1 = 37
37 * 2.5 + 8 – 1 = 99.5
99.5 * 3 + 10 + 1 = 309.5

QUESTION: 15

3, ?, 13, 39, 87, 169

Solution:

3 + 1² + 1= 5
5 + 3² – 1= 13
13 + 5² + 1= 39……..

QUESTION: 16

6, 7, 16, ?, 218, 1099

Solution:

6*1 – 1 + 2 = 7
7*2 – 2 + 4 = 16
16*3 – 1 + 6 = 53

QUESTION: 17

3, 2, 14, 35, 107, ?

Solution:

3 + 1³ – 2 = 2
2 + 2³ + 4 = 14
14 + 3³ – 6 = 35
35 + 4³ + 8 = 107

QUESTION: 18

1, 3, 15, 55, ?, 899

Solution:

1 * 4 – 1 = 3
3 * 4 + 3 = 15
15 * 4 – 5 = 55
55 * 4 + 7 = 227
227 * 4 – 9 = 899

QUESTION: 19

2, ?, 8, 10, 28, 46

Solution:

2*2 – 2 = 2
2*2 + 4 = 8
8*2 – 6 = 10

QUESTION: 20

4, 6, 6, 8, 112, ?

Solution:

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

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