maths prove it Term 3

Use graphs, tables, and rules to describe linear relationships found in number and spatial patterns.

I have been learning to........Use graphs, tables, and rules to describe linear relationships found in number and spatial patterns.

Q.Tina and Tom are twins. Tina saves and Tom spends. Tom found a $20 note on Sunday evening and spent $2 a day starting on Monday. Coincidentally, Tina started work that Monday and gets $2.50 a day.

How long would it be before Tina has more money than Tom?

Working out.

                       Tina | Tom

Monday               $2.50     $18     

Tuesday               $5          $16

Wednesday          $7.50     $14

Thursday              $9          $12

Friday                  $11.50   $10

A.5

I think I reached extended abstract because I can explain how I got the answer and I understand it clearly now.