Names | Number of glass bottles |
Joshua | 8 |
Roshel | t |
Jack | 6 + 3 t |
The table shows the number of glass bottles collected by 3 students.
- Find the total number of glass bottles Joshua, Roshel and Jack collected. Express the answer in terms of t in the simplest form.
- If t = 4, find the average number of glass bottles the 3 students collected.