Since the number of people with cell phones increased by 65%, then the number of people with cell phones is:
![140(1.65)=231.](https://img.qammunity.org/2023/formulas/mathematics/college/iiqycq30jz8zuxcmffd8b2mos10vsfzk6z.png)
Answer:
The percent of the increase is 65%.
The change in the number of people with cell phones is 231-140= 91.
This year 231 people have cell phones.