In a quiz competition (+2) marks are given for every correct answer and (-2) marks for every incorrect answer and no marks for every incorrect answer and no marks for not attempting any question. Team A scored 20 marks. If they have 10 correct answers, how many questions did they attempt incorrectly?
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heya user...
ur Answer is zero....coz if they had attempted 10 right questions....then there total score is 20 as given above....so using given information answer is 0.
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ur Answer is zero....coz if they had attempted 10 right questions....then there total score is 20 as given above....so using given information answer is 0.
HOPE IT HELPS YOU
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