Algebra, NAPX-G3-NC08

Question

Lief uses sticks to make a pattern.

He starts with 2 sticks for Design 1.

How many sticks does Lief need for Design 5?

Worked Solution

Strategy One

Drawing design 5:

∴ 30 sticks are required for design 5

Strategy Two

Design 2 has 4 more sticks than design 1.

Design 3 has 6 more sticks than design 2.

Design 4 has 8 more sticks than design 3.

Continuing this pattern,

Design 5 will have 10 more sticks than design 4 = {{{correctAnswer}}} sticks.

Variant 0

DifficultyLevel

533

Question

Lief uses sticks to make a pattern.

He starts with 2 sticks for Design 1.

How many sticks does Lief need for Design 5?

Worked Solution

Strategy One

Drawing design 5:

∴ 30 sticks are required for design 5

Strategy Two

Design 2 has 4 more sticks than design 1.

Design 3 has 6 more sticks than design 2.

Design 4 has 8 more sticks than design 3.

Continuing this pattern,

Design 5 will have 10 more sticks than design 4 = 30 sticks.

Question Type

Multiple Choice (One Answer)

Variables

Variable name	Variable value
correctAnswer	30

Answers

Is Correct?	Answer
x	28
✓	30
x	32
x	36

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