SOLUTION: Sarah's exam score are 73,92 and 84. What scores on the fourth exam will make her average exam score at least 85
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Question 41330: Sarah's exam score are 73,92 and 84. What scores on the fourth exam will make her average exam score at least 85
Answer by Nate(3500) (Show Source): You can put this solution on YOUR website!
You use the mean:
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