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4 votes
Which of the following ratios is not proportional to the others

18 to 21, 12 to 14, 6 to 7,42 to 49,2 to 3,60 to 70,30 to 35

User Zimmi
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2 Answers

4 votes
2 to 3 is the correct answer

User Robx
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7 votes
2 to 3 is the answer             
User Tushar Pol
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