# DevSquare Quantitative Aptitude Number Series Questions

Question 1 Time: 00:00:00
8. 1, 1, 2, 3, 6, 7, 10, 11, ? 12

12

13

13

14

14

15

15

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Question 2 Time: 00:00:00
8 11 21 15 18 21 22 25 18

25 18

25 21

25 21

25 29

25 29

24 21

24 21

22 26

22 26

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Every 3 re term is 21 and 2 is increased for every 1 and 2 term

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Question 3 Time: 00:00:00
What is the 8th term in the series 1, 4, 9, 18, 35, 68, . . . 262

262

148

148

342

342

112

112

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Question 4 Time: 00:00:00
Look at this series: 2, 6, 18, 54, ... What number should come next? 108

108

148

148

162

162

216

216

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The given series of numbers are multiplied by 3. So we will get the next number as 162 as 54*3=162.

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Question 5 Time: 00:00:00
Look at this series: F2, __, D8, C16, B32, ... What number should fill the blank? A16

A16

G4

G4

E4

E4

E3

E3

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Question 6 Time: 00:00:00
Look at this series: V, VIII, XI, XIV, __, XX, ... What number should fill the blank? IX

IX

XXIII

XXIII

XV

XV

XVII

XVII

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Question 7 Time: 00:00:00
Look at this series: 4, 7, 25, 10, __, 20, 16, 19, ... What number should fill the blank? 13

13

15

15

20

20

28

28

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Two series alternate here, with every third number following a different pattern. In the main series, 3 is added to each number to arrive at the next. In the alternating series, 5 is subtracted from each number to arrive at the next. First series:4,4+3=7,10,10+3=13,16,16+3=19 Second series:25,25-5=20,20-5=15.

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Question 8 Time: 00:00:00
6 10 14 18 22 26 30 ? ? 36 40

36 40

33 37

33 37

38 42

38 42

34 36

34 36

34 38

34 38

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Question 9 Time: 00:00:00
2,5,10,17,?,41 44

44

28

28

31

31

23

23

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Question 10 Time: 00:00:00
1,3,5,9,15,?,41,? 31 & 53

31 & 53

15 & 21

15 & 21

27 & 81

27 & 81

25 and 67

25 and 67

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Sum of previous number +1 =next number.

1+3+1=5 5+3+1=9 9+5+1=15 15+9+1=25 25+15+1=41 41+25+1=67

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## DevSquare Number Series Questions

### How to Solve DevSquare Number Series

Go through these first before solving