Final answer:
Jane needs to make 12,500 dresses to make at least $500.
Step-by-step explanation:
To determine how many dresses Jane needs to make to earn at least $500, we can set up an equation using the given information. Let x represent the number of dresses:
$0.04 per dress * x dresses = $500
Dividing both sides of the equation by $0.04, we have:
x dresses = $500 / $0.04
x dresses = 12500
Therefore, Jane needs to make 12,500 dresses to make at least $500.