Respuesta :

wegnerkolmp2741o

Answer:

28:12

Step-by-step explanation:


49:9  

this cannot be simplified

21:7  

divide both numbers by 7

3:1

this is not 7:3

12:8  

divide both numbers by 4

3:2

this is not 7:3

28:12

divide both numbers by 4

7:3

yes!

xXcOINXx1

Answer:

28 : 12

Step-by-step explanation:

multiply 7 : 3 by 4 on each number

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