Names | Number of cardboard |
David | 4 |
Liam | i |
Ava | 8 + 8 i |
The table shows the number of cardboard collected by 3 students.
- Find the total number of cardboard David, Liam and Ava collected. Express the answer in terms of i in the simplest form.
- If i = 6, find the average number of cardboard the 3 students collected.