SOLUTION: how many questions did i get wrong if i got an 80 percent out of 20 questions?

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Question 601204: how many questions did i get wrong if i got an 80 percent out of 20 questions?
Answer by jim_thompson5910(35256) About Me  (Show Source):
You can put this solution on YOUR website!
You got 0.8*20 = 16 questions correct. So you got 20 - 16 = 4 questions wrong.