Respuesta :

Answer:B

Step-by-step explanation:

9 : 180 = 1 : 20

5: 200 = 1:40

12:240 = 1 : 20

10 : 400 = 1 : 40

8 : 560 = 1 : 70

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Answer: B. 12 : 240

Explanation: 180 divided by 9 = 20, meaning dividing the number on the right side of the ratio for each option above by 20, will find you the answer if you get 20.