Mathematics
Mathematics, 13.01.2020 00:31, Arealbot

There is a 100 question exam, each right question answered is +1 point, each wrong question answered is -05 point. a student got 8.05 in the exam, how many wrong and right questions did the student do?

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Answers: 1

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There is a 100 question exam, each right question answered is +1 point, each wrong question answered...

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