Names | Number of cardboard |
Elijah | 4 |
Wyatt | w |
Ava | 5 + 2 w |
The table shows the number of cardboard collected by 3 pupils.
- Find the total number of cardboard Elijah, Wyatt and Ava collected. Express the answer in terms of w in the simplest form.
- If w = 7, find the average number of cardboard the 3 pupils collected.