SOLUTION: If a test is 80, I make a 70, there are 20 questions, how many questions did I get right?

Question 859042: If a test is 80, I make a 70, there are 20 questions, how many questions did I get right?
Answer by ewatrrr(24785) (Show Source): You can put this solution on YOUR website!

 

Hi,

80 pt test, 20 questions: questions 4pts@

 17 ¹⁄₂

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