Names | Number of tin cans |
Harris | 8 |
Liam | f |
Harper | 6 + 7 f |
The table shows the number of tin cans collected by 3 children.
- Find the total number of tin cans Harris, Liam and Harper collected. Express the answer in terms of f in the simplest form.
- If f = 8, find the average number of tin cans the 3 children collected.