Answer:
14.28%
Step-by-step explanation:
Given that,
You can get a pair of shoes that normally cost $84 for only $72.
We need to find the discount percentage. So, it can be calculated as follows :
[tex]\%=\dfrac{84-72}{84}\times 100\\\\\%=14.28\%[/tex]
So, the required percentage is 14.28%.