Respuesta :

20. How did the original 1 get to be 4? Multiply it by 4. So multiply the original 5 by 4. 5x4=20

Answer: 4 : 20

Step-by-step explanation:

1 : 5 = 4 : __

= 1 * 4 = 4

= 5 * 4 = 20

= 4 : 20

So, this is your answer