Q 1

Look at this series: 0.15, 0.3, ____, 1.2, 2.4, ... What number should fill the blank?

A) 4.8

B) 0.006

C) 0.6

D) 0.9

**Correct Option** -** C****Explanation**This is a simple multiplication series. Each number is 2 times greater than the previous number.

Q 2

Look at this series: J14, L16, __, P20, R22, ... What number should fill the blank?

A) S24

B) N18

C) M18

D) T24

**Correct Option** -** B****Explanation**In this series, the letters progress by 2, and the numbers increase by 2.

Q 3

16 26 56 36 46 68 56

A) 80 66

B) 64 82

C) 66 80

D) 78 68

**Correct Option** -** C****Explanation**Here, every third number follows a different pattern from the main series. In the main series, beginning with 16, 10 is added to each number to arrive at the next. In the alternating series, beginning with 56, 12 is added to each number to arrive at the next.

Q 4

Look at this series: 15, __, 27, 27, 39, 39, ... What number should fill the blank?

A) 51

B) 49

C) 23

D) 15

**Correct Option** -** D****Explanation**In this simple addition with repetition series, each number in the series repeats itself, and then increases by 12 to arrive at the next number.

Q 5

44 41 38 35 32 29 26

A) 24 21

B) 22 19

C) 23 19

D) 23 20

**Correct Option** -** D****Explanation**This is a simple subtraction series, in which 3 is subtracted from each number to arrive at the next.

Q 6

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

A) IX

B) XXIII

C) XV

D) XVII

**Correct Option** -** D****Explanation**This is a simple addition series; each number is 3 more than the previous number.

Q 7

Look at this series: 8, 43, 11, 41, __, 39, 17, ... What number should fill in the blank?

A) 8

B) 14

C) 43

D) 44

**Correct Option** -** B****Explanation**This is a simple alternating addition and subtraction series. The first series begins with 8 and adds 3; the second begins with 43 and subtracts 2.

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