Help plz!! A recipe calls for 3 cups of flour to make 2 batches of dinner rolls. One batch makes 15 rolls.
Laura is making dinner for 12 people and only needs one roll per person.
What PROPORTION will help Laura find how much flour is needed to make 12 dinner rolls? Please explain why.
A.3/30=x/12
B.3/2=x/12
C.3/15=x/12
D.12/15=x/3

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