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At the market 8 battries cost 10 dollars how much would 6 cost?

please help me please 

 Dec 4, 2017
edited by Guest  Dec 4, 2017
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10 / 8  =  5 / 4  =   1.25

 

So....each battery costs $1.25

 

So....6 of them cost   6 * 1.25  =  $7.50

 

 

cool cool cool

 Dec 4, 2017

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