Names | Number of plastic bottles |
Aria | 9 |
Sebastian | t |
Samuel | 3 + 5 t |
The table shows the number of plastic bottles collected by 3 children.
- Find the total number of plastic bottles Aria, Sebastian and Samuel collected. Express the answer in terms of t in the simplest form.
- If t = 7, find the average number of plastic bottles the 3 children collected.