In an examination, a student scores 4 marks for every correct answer and loses 1
mark for every wrong answer. If he attempts all 75 questions and secures 125 marks
then find the number of questions, attempted correctly.
(A) 35 (B) 40 (C) 42 (D) 46
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hey answer is B) 40
refer to image attached.
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refer to image attached.
HOPE THIS HELPS YOU.
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Thik . Total no of q 75 = 300 marks.He scored 125 marks . Total wrong ans marks =175. That means 1 wrong ans =4 marks +1 negative marks= Total 5 marks. Divide 175 by 5= 35 q he answered wrongly.
Q he answered right is 75-35=40.
Q he answered right is 75-35=40.
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