
The table above represents scores for the last math exam. If the mean of the class was exactly 87, determine possible solutions for x and y. Explain your solution.
How many solutions exist? Why?
Predict a pattern between two frequencies that determines the mean score on a math exam.

The table above represents scores for the last math exam. If the mean of the class was exactly 87, determine possible solutions for x and y. Explain your solution.
How many solutions exist? Why?