SOLUTION: If your average score on the first 4 tests in a class is 72, and then you averaged 90 on the last 2 tests, what was your average score for the class?

Question 928538: If your average score on the first 4 tests in a class is 72, and then you averaged 90 on the last 2 tests, what was your average score for the class?
Answer by TimothyLamb(4379) (Show Source): You can put this solution on YOUR website!
(72*4 + 90*2)/6 = 78
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