a boy gets 3 marks for each correct answer and loses 1 marks for each incorrect answer. He 45 questions and obtains 103 marks. Find the number of questions correctly solved by him.
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Answer:
37 questions were correctly solved by him.
Step-by-step explanation:
Correct answers=37
So,incorrect questions=45-37=8
Marks for correct answers=37*3=111
Marks for incorrect answers= -8
Total marks = 111-8=103 marks
Hope it helps.
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