Respuesta :

Answer:

19:15

Step-by-step explanation:

We know that 1 m = 100 cm = 1000 mm.

So 3 m = 3000 m.

So the ratio is

[tex]3800:3000\\=38:30\\=19:15[/tex]

1 m = 1000 mm
3 m = 3*1000= 3000 mm
3800 : 3000 = 38 : 30 = 19 : 15
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