How many houses have an area less than 100^2m?
![How many houses have an area less than 1002m class=](https://us-static.z-dn.net/files/d1c/3b013740c0a77c67dd73e0c330c11b3b.png)
Answer:
4
Step-by-step explanation:
Each bar represents a range in area. The first bar represents the number of houses with an area of more than 50 but less than 100. It's height is 4, so there are 4 of those houses.