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2 votes
Which one of the following statements expresses a true proportion?

A. 2:1 = 1:2
B. 7:9 = 8:9
C. 54:9 = 6:3
D. 3.4 = 9:12

User Sean Beach
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1 Answer

4 votes
D is the answer. Because when you cross multiply (3x12 & 4x9) you get 36=36.
User Bondan Herumurti
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