SOLUTION: My average on the first three tests in my class was a 91. With each quiz being 55% of my overall grade, what do I need to get on my last quiz to keep an average of al least a 90?

Question 820082: My average on the first three tests in my class was a 91. With each quiz being 55% of my overall grade, what do I need to get on my last quiz to keep an average of al least a 90?
Answer by Alan3354(69443) (Show Source): You can put this solution on YOUR website!
My average on the first three tests in my class was a 91. With each quiz being 55% of my overall grade, what do I need to get on my last quiz to keep an average of al least a 90?
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If each quiz is 55% you're up to 165% already.
idk what to tell you.

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