SOLUTION: I need an average of 80, I currently have a 77. I'm taking a test with 20 questions, what grade do I need to get on that test to raise my average to an 80?

SOLUTION: I need an average of 80, I currently have a 77. I'm taking a test with 20 questions, what grade do I need to get on that test to raise my average to an 80?

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Question 932959: I need an average of 80, I currently have a 77. I'm taking a test with 20 questions, what grade do I need to get on that test to raise my average to an 80?
Answer by richard1234(7193) (Show Source): You can put this solution on YOUR website!
Need weighing of test; number of questions is irrelevant
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