Algebra, NAPX-G3-CA23 SA

Question

The number of dots in each pattern increases by the same amount each time.



How many dots are in Pattern 15?

Worked Solution

Pattern 1 = 2

Pattern 2 = 6

Pattern 3 = 10

⇒ Pattern increases by 4 dots each time.

∴ Total dots in pattern 15

=2+(14×4)=2+(14×4)

=2+56=2+56

= {{{correctAnswer0}}}

Variant 0

DifficultyLevel

634

Question

The number of dots in each pattern increases by the same amount each time.



How many dots are in Pattern 15?

Worked Solution

Pattern 1 = 2

Pattern 2 = 6

Pattern 3 = 10

⇒ Pattern increases by 4 dots each time.

∴ Total dots in pattern 15

=2+(14×4)=2+(14×4)

=2+56=2+56

= 58

Question Type

Answer Box

Variables

Variable nameVariable value
correctAnswer0
58
prefix0
suffix0

Answers

Specify one or more 'ANSWER' block(s) as exampled below.
Note: correctAnswer is required, the rest are optional. ("correctAnswer" is what the student would need to type in to the box to get the answer correct.)

For example:
correctAnswer: 123.40

And optionally, specify the following, but only if you need something different to the defaults: 'width' defaults to 5 if not present, and valid values are 3 to 10; 'prefix' and 'suffix' default to nothing if not present.
prefix: $
suffix: mm$^2$
width: 5

correctAnswerNcorrectAnswerValueAnswer
correctAnswer058

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