SOLUTION: If I have a grade average of 82.8% and then receives a 80% on assignment, what will be my new grade average?

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Question 869889: If I have a grade average of 82.8% and then receives a 80% on assignment, what will be my new grade average?
Answer by ewatrrr(24785) About Me  (Show Source):
You can put this solution on YOUR website!
need particulars as to weighting.
that is: Does the one assignment count the same as what determined the previous average.