johngnz21 johngnz21

15-12-2020
Mathematics

contestada

If 12 cookies cost $3 how much would it be for 9 cookies

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oliviakatelyn06 oliviakatelyn06

15-12-2020

$36 is the answer :)

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15-12-2020

you use ratios. if 12 whole cookies cost only 3 dollars.
12:3
9:x
x is how much it would cost. so try to find x.
x= 2.25
9 cookies cost 2 dollars and 25 cents

Answer Link

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