Question

the architecture student counted the number of bricks in each building in her neighborhood.
bricks per building
how many buildings have between 21 and 30 bricks?
\boxed{} buildings

Explanation:

Step1: Identify the bar for 21 - 30

Look at the bar graph, find the bar corresponding to the "21 - 30" number of bricks category.

Step2: Read the height of the bar

The height of the bar for "21 - 30" is 10 (from the y - axis which represents the number of buildings).

Answer:

10