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Friday, 6 May 2016

Pocket money 💰💵

We. Would rather be David because every day David's pay gets doubled there for getting more money than Sally. We figured this out by adding up the payment that they got and already after just eight days David has got more money than Sally . The equation said that David gets $1 on the first day and every day after that his payment gets doubled the amount of the day befor.  This is what the adding up looked like.

1. $1
2.$2
3.$4
4.$8
5.$16
6.$32
7.$64
8.$128
Altogether David got  $255 pocket money.
Sally on the other hand would get $10 on the first day and $2 every day after that.  This is our working out.

1.$10
2.$2
3.$2
4.$2
5.$2
6.$2
7.$2 
8.$2
In total Sally had $24 for pocket money.
By Kirstin and Rana


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