SOLUTION: what is the average grade for scores of 68,70 and a 78

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Question 318655: what is the average grade for scores of 68,70 and a 78
Answer by JBarnum(2146) About Me  (Show Source):
You can put this solution on YOUR website!
%2868%2B70%2B78%29%2F3=A A=average
216/3=72