SOLUTION: a student recieved test scores of 67, 78, 80, 85, 88, 90 and 100. What does sge need on the 8th test to have a final average of 85?

SOLUTION: a student recieved test scores of 67, 78, 80, 85, 88, 90 and 100. What does sge need on the 8th test to have a final average of 85?

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Question 557654: a student recieved test scores of 67, 78, 80, 85, 88, 90 and 100. What does sge need on the 8th test to have a final average of 85?
Answer by josmiceli(19441) (Show Source): You can put this solution on YOUR website!

The 8th test should be 92
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