Unit 8 Assessment: Patterns

What is the seventh term in this decreasing pattern?

69, 60, 51, 42, 33 . . .

Tammy created a chart to show the number of shells she has in her collection at the end of each day. If the pattern continues, how many shells would she have in her collection on the 10th day?

• 36

• 44

• 40

• 28

Identify the rule for the pattern below.

33, 47, 61, 75, 89...

• subtract 14

• add 14

• multiply by 2

• add 15

Select the list that uses the same rule as the pattern shown. 1, 7, 13, 19, 25

• 14, 17, 20, 23, 26

• 97, 103, 109, 115, 121

• 7, 14, 21, 28, 35

• 36, 30, 24, 18, 12

A rule was used to make the pattern shown. 3; 2; 4; 3; 5; 4; 6; 5 Which could be the rule used to make the pattern?

• subtract 1, add 2

• add 2, subtract 1

• subtract 2, add 1

• add 2, subtract 3

A number machine uses a rule to change numbers. The table shows the results. Which could be the rule used by this number machine?

• Subtract 3

• Multiply by 3

• Add 3

• Divide by 3

If the pattern continues what will be the 6th number? 128, 64, 32, 16...

• 2

• 12

• 8

• 4

If the pattern continues, what will be the 7th number? 3, 9, 27, 81...

• 243

• 6561

• 2187

• 729

Look at the pattern below. What is the missing number? 12, 24, 36, 48, 60 , _____, 84, 96

Which expression represents the pattern in the table?

• a + 4

• a - 4

• a x 2

• a ÷ 2