Respuesta :

Brainliac
2/5: 10/25, 4/10

1/3: 3/9, 6/18

3/4: 75/100, 9/12

These are a few. Hope this helps!
Maddie0829
4/10, 6/15, 8/20, 10/25 = 2/5
2/6, 3/9, 4/12, 5/15 = 1/3
6/8, 9/12, 12/16, 15/20 = 3/4

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