Respuesta :

Answer:

1 and the 3rd

Step-by-step explanation:

4/5 = 8/10 , 12/15 , 16/20, 20/25 , 24/30
3/8 = 6/16 , 9/24 , 12/32
1/6 = 2/12 , 3/18 ,4/24

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