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The average of your first three test grades is 78. what grade must you get on your fourth and final test to make your average 80?
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3 votes
The average of your first three test grades is 78. what grade must you get on your fourth and final test to make your average 80?

User Simas
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8.0k points

1 Answer

4 votes
You need to score 86
User Gabriel Slomka
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