SOLUTION: If I have completed y assignments with an average score of z what score x do I need on the y+1 assignment in order to achieve an average score of a?

Question 624917: If I have completed y assignments with an average score of z what score x do I need on the y+1 assignment in order to achieve an average score of a?

Answer by Alan3354(69443) (Show Source): You can put this solution on YOUR website!
If I have completed y assignments with an average score of z what score x do I need on the y+1 assignment in order to achieve an average score of a?
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a*(y+1) = (y*z + Score)/(y+1)

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