Seudónimo Seudónimo
  • 26-02-2017
  • Mathematics
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how many questions do you need to get wrong on a 25 question test to score 80%?

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dogsrdabest
dogsrdabest dogsrdabest
  • 26-02-2017
25 times 0.8 = 20. 25-20=5

5 questions
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