Names | Number of tin cans |
Roshel | 2 |
Harper | m |
Salik | 7 + 2 m |
The table shows the number of tin cans collected by 3 students.
- Find the total number of tin cans Roshel, Harper and Salik collected. Express the answer in terms of m in the simplest form.
- If m = 5, find the average number of tin cans the 3 students collected.