Write a √ if the following are proportions and × if not.
1.) 13/9 = 26/18
2.) 3/5 = 30/45
3.) 4 : 9 = 12 : 27
4.) 2/3 = 3/5
5.) 3 : 7 = 12 : 28
6.) 7 : 10 = 49 : 50
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Write a √ if the following are proportions and × if not.
1.) 13/9 = 26/18
2.) 3/5 = 30/45
3.) 4 : 9 = 12 : 27
4.) 2/3 = 3/5
5.) 3 : 7 = 12 : 28
6.) 7 : 10 = 49 : 50
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