NZ Level 7 (NZC) Level 2 (NCEA)
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Linear Rates of Change

Interactive practice questions

Sarah is planning to donate some scarves to the local charity for their winter drive next month. She already has $8$8 old scarves that she is willing to give away and plans on adding to this amount by knitting $2$2 each week.

a

Complete the table.

Week Number of scarves
$0$0 $\editable{}$
$1$1 $\editable{}$
$2$2 $\editable{}$
$3$3 $\editable{}$
$4$4 $\editable{}$
b

What amount is added to the number of scarves in each row?

c

What does this amount represent?

the number of scarves that Sarah will buy each week

A

the number of scarves that Sarah will knit each week

B

the difference between the number of scarves that Sarah will have knitted and the number of scarves she will have bought

C

the number of scarves that Sarah will have knitted after $20$20 weeks

D

the number of scarves that Sarah will buy each week

A

the number of scarves that Sarah will knit each week

B

the difference between the number of scarves that Sarah will have knitted and the number of scarves she will have bought

C

the number of scarves that Sarah will have knitted after $20$20 weeks

D
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