Answer:
The percent of discount is 36.8%.
Explanation:
Given:
Hannah paid $15.79 for a dress that was originally marked $24.99.
Now, to find the percent of discount.
The Marked price = $24.99.
The price paid after discount = $15.79.
Now, to get the amount of discount:

So, to get the percent of discount:

Therefore, the percent of discount is 36.8%.