Which ratio is not proportionate to 15/45 ?
3/9
3/15
1/3
30/90...
![Mathematics](/tpl/images/cats/mat.png)
Mathematics, 29.08.2019 06:00, 00bebebeauty00
Which ratio is not proportionate to 15/45 ?
3/9
3/15
1/3
30/90
![answer](/tpl/images/cats/otvet.png)
Answers: 2
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