Question
During a quiz, a correct answer would be awarded 6 points while 5 points would be deducted from a participant for a wrong answer. For every 5 questions answered, Anna managed to get 3 of them correct. Given that Anna earned a total of 64 points, how many questions did Anna answer wrongly?
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During a quiz, a correct answer would be awarded 6 points while 5 points would be deducted from a participant for a wrong answer. For every 5 questions answered, Anna managed to get 3 of them correct. Given that Anna earned a total of 64 points, how many questions did Anna answer wrongly?