alvarofire04 alvarofire04

10-10-2016
Mathematics

contestada

3 pies calls for 7 cups of flour. Find how
many pies can be made with 28 cups
of flour.

Respuesta :

10-10-2016

Let, pies=x; cups of flour=y

3x=7y

Multiply both sides by 4,

12x=28y.

So, 12 pies can be made.

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