Patterns

Post-Test

TEK Objective 5.5 , TAAS Objective 2

1. The tennis team is buying new tennis balls for the up-coming season.
The chart shows the number of cans of tennis balls purchased.
If the pattern continues, how many tennis balls would there be if there are 15 cans bought?

 Number of Cans Number of Tennis Balls 1 3 2 6 4 12 5 15

A. 9

B. 18

C. 27

D. 45

2. Find the following pattern.

21, 22, 24, 27, 31, 36, ___

A. 35, 34, 33, 32

B. 37, 38, 39, 40

C. 34, 32, 30, 28

D. 42, 49, 57, 66

3. If this pattern were continued, what would come next in the sequence?

 A B C D

4. To find the following pattern you would…

13, 22, 31, 40, 49,

A. Subtract 13 from 22

B. Subtract 13 from 49

5. Continue the pattern.

3.2, 3.7, 4.2, 4.7, 5.2, ___
A. 5.3

B. 5.7

C. 6

D. 6.2

6. Continue the pattern.

 A B C D

7. For a party that was being planned, the following chart was used to determine the number of chairs that would be needed for the tables. If the pattern continues, how many chairs would be needed for 12 tables?

 Number or Tables Number of Chairs 1 6 2 12 3 18 6 36

A. 42

B. 20

C. 72

D. 58

8. How is the following pattern determined:

34.3, 34.0, 33.7, 33.4, 33.1

A. Subtract .3

B. Subtract 1

9. Complete the following pattern:

 A B C D

10. Complete the following pattern:

2, 4, 2, 6, 2, 8, __, __

A. 2, 10

B. 2, 12

C. 2, 14

D. 2, 16