SOLUTION: nancy has scores 86,92,89, and 92 on four examination whats the last score she can get on the 5th examination to have an average score at least 91%?
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Question 1063928: nancy has scores 86,92,89, and 92 on four examination whats the last score she can get on the 5th examination to have an average score at least 91%? Answer by Fombitz(32388) (Show Source):
