It would now cost $11. 45% of 20 is 9, therefore, you would subtract 9 from 20 (since it is getting marked down).
Step-by-step explanation:
You can choose one of the prices above to find the proportion.

<h3>#CMIIW</h3>
Answer:
tôi không hiểu bạn nói gì
Step-by-step explanat ion :