Names | Number of plastic bottles |
Alexander | 9 |
Matthew | f |
Nora | 6 + 5 f |
The table shows the number of plastic bottles collected by 3 children.
- Find the total number of plastic bottles Alexander, Matthew and Nora collected. Express the answer in terms of f in the simplest form.
- If f = 3, find the average number of plastic bottles the 3 children collected.