Names | Number of glass bottles |
Samuel | 9 |
Wyatt | m |
Jacob | 4 + 9 m |
The table shows the number of glass bottles collected by 3 students.
- Find the total number of glass bottles Samuel, Wyatt and Jacob collected. Express the answer in terms of m in the simplest form.
- If m = 8, find the average number of glass bottles the 3 students collected.