FBAT Number Series and Patterns

Question 1

What number comes next in the series: 3, 6, 9, 12, ___?

Accepted Answer

15

Answer

Each term increases by 3; 12 + 3 = 15.

Question 2

What number comes next in the series: 2, 4, 8, 16, ___?

Accepted Answer

32

Answer

Each term is doubled; 16 × 2 = 32.

Question 3

What is the missing number? 5, 10, ___, 20, 25

Accepted Answer

15

Answer

The series increases by 5 each time; 10 + 5 = 15.

Question 4

What comes next: 100, 90, 80, 70, ___?

Accepted Answer

60

Answer

Each term decreases by 10; 70 − 10 = 60.

Question 5

What is the missing number? 1, 4, 9, 16, ___

Accepted Answer

25

Answer

These are perfect squares: 1², 2², 3², 4², 5² = 25.

FBAT - Florida Basic Abilities Test Practice Test