Mathematics, 22.12.2020 18:00 texas101st78

In an examination, a student scores 4 marks for every correct answer and loses 1 mark for every incorrect answer. If he attempts all 75 questions and secures 125 marks, what are the number of questions he
attempted correctly?

Answers: 1

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In an examination, a student scores 4 marks for every correct answer and loses 1 mark for every incorrect answer. If he attempts all 75 questions and secures 125 marks, what are the number of questions heattempted correctly?

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In an examination, a student scores 4 marks for every correct answer and loses 1 mark for every incorrect answer. If he attempts all 75 questions and secures 125 marks, what are the number of questions he
attempted correctly?