SOLUTION: If you have an 85 average and you are taking a test worth 20 percent of your grade, what is the lowest grade you can make on the test to keep your grade over an 82?

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Question 820072: If you have an 85 average and you are taking a test worth 20 percent of your grade, what is the lowest grade you can make on the test to keep your grade over an 82?
Found 2 solutions by richwmiller, ewatrrr:
Answer by richwmiller(17219)   (Show Source): You can put this solution on YOUR website!
.8*85+.2x>82
x>70
You need to get more than 70 to get an average of more than 82.
Answer by ewatrrr(24785)   (Show Source): You can put this solution on YOUR website!
 

Hi,

If you have an 85 average and you are taking a test worth 20 percent of your grade, 

what is the lowest grade you can make on the test to keep your grade over an 82?

 

    

  is the lowest grade you can make on the test to keep your grade over an 82 

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