IBEW Aptitude Test Number Sequences and Patterns Questions and Answers 3

Question 1

Identify the type of sequence: 3, 6, 12, 24, 48

Accepted Answer

Geometric with r=2

Answer

Arithmetic with d=3

Answer

Arithmetic with d=6

Answer

Fibonacci-type sequence

Question 2

What are the next two terms: 1, 2, 4, 7, 11, 16, ___

Accepted Answer

21, 27

Answer

22, 29

Answer

20, 25

Answer

21, 26

Question 3

The sequence uses the rule: multiply by 2, subtract 3. Starting from 5, what is the 4th term?

Accepted Answer

19

Answer

11

Answer

13

Answer

15

Question 4

Find the missing number: 2, 6, 18, ___, 162, 486

Accepted Answer

54

Answer

36

Answer

48

Answer

72

Question 5

A pattern of shapes alternates: ○ △ □ ○ △ □ ○ ... What is the 14th shape?

Accepted Answer

△

Answer

○

Answer

□

Answer

Cannot be determined

Question 6

What is the sum of the first 6 terms of the arithmetic sequence: 4, 7, 10, 13, 16, 19?

Accepted Answer

69

Answer

64

Answer

67

Answer

72