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Which one of the following statements expresses a true proportion?

A. 2 : 3 = 3 : 2
B. 42 : 7 = 6 : 2
C. 14 : 6 = 28 : 18
D. 3 : 5 = 12 : 20

2 Answers

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The answer would be D. 3 : 5 = 12 : 20

User Andrew Meyer
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D because you can times them both by 4. That's why it's correct because 4 is their relationship.
User Bei
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