Respuesta :

Answer:

Step-by-step explanation:

18 m: 6000 mm: 12000 mm

18 m: 6 m: 12 m

=27 : __ : __

=27 : 12 : 18

-I'm not sure if this is correct! Please tell me if it is or isn't!-

-Please don't mark as brainliest if it is wrong!-

-Best of luck! If you need more help please ask!-