plz solve the problem in full process
In a test (+3) are given for every correct answer and (-2) is deducted for wrong answer , no marks for not attempting any questions. Now , if Mohan scored 20 marks with 12 correct answers then how many questions he attempted wrongly??
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its 8 if he answer 12 questions correctly when the marks will be 36 but he got only 20 that he is 16are deducted for the wrong answer to the answer is 8
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