SOLUTION: A student averages 85 on 6 different tests. If the lowest score is dropped . The average rises to 90. What was the lowest score dropped
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Question 953285: A student averages 85 on 6 different tests. If the lowest score is dropped . The average rises to 90. What was the lowest score dropped
Answer by Fombitz(32388) (Show Source): You can put this solution on YOUR website!
1.
Suppose A is the low grade.
2.
Subtracting eq. 2 from eq. 1,
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