Names | Number of plastic bottles |
Josiah | 9 |
Violet | q |
Harris | 4 + 4 q |
The table shows the number of plastic bottles collected by 3 children.
- Find the total number of plastic bottles Josiah, Violet and Harris collected. Express the answer in terms of q in the simplest form.
- If q = 10, find the average number of plastic bottles the 3 children collected.