Answer:
30% decrease
Explanation:
The general formula for percent change is:
![(original-new)/(original)*100](https://img.qammunity.org/2020/formulas/mathematics/middle-school/ez91oef20qdgg5lkyjw50vkmt6u14m3445.png)
In this case, the original amount was 50 pounds and the new amount is 35 pounds. Since the amount is decreasing, the percent change is a decrease and we can set up the following equation:
![(50-35)/(50)*100=30percent](https://img.qammunity.org/2020/formulas/mathematics/middle-school/umlk87dr6i87th5pqfknjw9pqjqj0fkto6.png)