Math
posted by Mandy .
It takes a cup of flour to make 100 cookies. How many cups of flour will it take to make 225 cookies?
1/100 = x/225 Would it be like this?

1 / 100 = x / 225
1 * 225 = x * 100
225 = 100 x Divide both sides by 100
225 / 100 = x
x = 2.25
Or simply :
225 / 100 = 2.25
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