The price of a pair of jeans was reduced from $20 to $15.
Difference between the price : New price-Olde price
Difference between the price : 20 -15 = $5
The precentage of reduce is:
![\begin{gathered} \text{Percentage}=\frac{Difference\text{ betw}een\text{ the amount }}{\text{Old price}}*100 \\ \text{Percentage}=(5)/(20)*100 \\ \text{Percentage}=(100)/(4) \\ \text{Percentage}=25 \end{gathered}](https://img.qammunity.org/2023/formulas/mathematics/college/yes2bnewdvm4oj2k6oxx7f93udd6hbtr2x.png)
So, the percentage was the price of the jeans reduced is 25%
Answer: 25%