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How to Pass Professional Level Psychometric Tests, 3rd Edition by Sam Al-Jajjoka

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Answers for Chapter 2

Number series

1

B

+6

2

A

×2

3

C

–3

4

D

÷3

5

A

+0.6

6

A

×2

7

D

+1, +2, +3, +4, +5

8

C

–7, –6, –5, –4, –3

9

B

Add two previous numbers: 29+19=48, 48+67=115

10

C

Multiply two previous numbers: 2×5=10, 5×10=50

11

D

Power of 2: 22, 23, 24, 25, 26

12

A

×1, ×2, ×3, ×4

13

C

–3, –2, –1, 0

14

D

÷4, ÷3, ÷2, ÷1

15

A

–5+1, –4+1, –3+1

16

A

+1, –2, +3, –4, +5

17

D

–1, +2, –3, +4, –5, +6

18

D

×2, +2, ×2, +2

19

B

+2, ×3, +2, ×3

20

C

–3, ×3, –3, ×3

21

A

+4 –3 ×3, +4 –3 ×3, +4

22

B

×3 ÷2 +2, ×3 ÷2 +2 ×3

23

D

×4 –1, ×4 –1, ×4

24

C

+4 +3 –2, ...

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