If there are 25 questions, each correct answer gives 2 marks, and each wrong answer deducts 0.5 marks, a student secures 37.5 marks. How many wrong answers did the student have?
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Math
Answer:
If there are 25 questions, each correct answer gives 2 marks, and each wrong answer deducts 0.5 marks, a student secures 37.5 marks. How many wrong answers did the student have 5.
