juciystar234
You make 72 cookies for a bake sale. This is 20% of the cookies at the bake sale. How many cookies are at the bake sale?



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juciystar234
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Is it 360?

AnElephant
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Set up a proportion: 72=.2
multiply both sides by 5 to get 1 or 100% on the right hand side
72*5 = 360

juciystar234
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That's what i got

juciystar234
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That's how I did it, also by doing,\[72 \div .20 = 360\]

juciystar234
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Thanks! :D

OakTree
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That's right.