IBEW Aptitude Test Number Sequences and Functions Questions and Answers 2

Question 1

If f(x) = 3x + 5, what is f(7)?

Accepted Answer

26

Answer

22

Answer

24

Answer

28

Question 2

Find the next two terms: 4, 8, 16, 32, ___

Accepted Answer

64, 128

Answer

48, 64

Answer

56, 72

Answer

64, 96

Question 3

If f(x) = x² - 4, find f(5).

Accepted Answer

21

Answer

17

Answer

19

Answer

25

Question 4

What is the pattern rule for: 1, 3, 7, 15, 31, 63?

Accepted Answer

Multiply by 2 and add 1

Answer

Add consecutive odd numbers

Answer

Multiply by 2 and subtract 1

Answer

Multiply by 3 and subtract 2

Question 5

If g(x) = 2x² + 3x - 1, what is g(0)?

Accepted Answer

-1

Answer

-3

Answer

-2

Answer

0

Question 6

What is the missing number in the sequence: 1, 4, 9, ___, 25, 36?

Accepted Answer

16

Answer

12

Answer

14

Answer

15