To determine the average of a set of test scores, add all of the scores and divide by the number of scores. Phil score 92, 77,

Question

To determine the average of a set of test scores, add all of the scores
and divide by the number of scores. Phil score 92, 77, 71, 63, 96, and
69.
Determine what score Phil would need to earn on his seventh test to
have an average of 80.
Only provide the numerical solution. No units are necessary.

Kunduz · Accepted Answer

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