Answer:
13.5 blocks
12 blocks
Explanation:
Each division on the number line represents half a block.
From inspection of the number line:
- John's house is 9.5 blocks west from the park.
- Liam's house is 4 blocks east from the park.
Therefore, the distance between John's house and Liam's house is:
From inspection of the number line:
- Katie's house is 3.5 blocks west from the park.
- Trina's house is 8.5 blocks east from the park.
Therefore, the distance between Katie's house and Trina's house is: