SOLUTION: You take 4 tests and your score goes up 3 points each time you take one. If you got an 82 your first test, what was your average number of points per test?
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Question 1054522: You take 4 tests and your score goes up 3 points each time you take one. If you got an 82 your first test, what was your average number of points per test? Answer by Fombitz(32388) (Show Source):
You can put this solution on YOUR website! First test :
Second test :
Third test :
Fourth test :
So then the average would be,
Substituting,