Names | Number of cardboard |
Jeremiah | 3 |
Natalie | n |
Benjamin | 9 + 3 n |
The table shows the number of cardboard collected by 3 children.
- Find the total number of cardboard Jeremiah, Natalie and Benjamin collected. Express the answer in terms of n in the simplest form.
- If n = 3, find the average number of cardboard the 3 children collected.