asset examination +2marks are given for every correct answer and -0.5 marks are given is given for every wrong answer and 0 for non attempting .if Latika scores 30 marks if she got 20 correct answer how many question she has attempted incorrectly
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Marks obtained through correct answers = 2 x 20 = 40 marks
Marks lost = 10
No. of question attempted incorrect = 10/0.5 = 20
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