Related:
![Average Pie Theory](images/average-pie-picture.gif)
![Average Pie Example](images/average-pie-problem1.gif)
For instance, if five tests have an average of 12 they have a total points of 60. Note that 60÷12 = 5. Also, 60 ÷ 5 = 12. As long as you have two of the three parts of the average pie you can find the third.
For instance, if five tests have an average of 12 they have a total points of 60. Note that 60÷12 = 5. Also, 60 ÷ 5 = 12. As long as you have two of the three parts of the average pie you can find the third.