1. In a quiz (+7) marks are awarded for each correct answer and (-4) for incorrect answer.
Find Gaurav's total score if he answered 10 questions right and 5 went wrong.
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Mark for correct answers = 7
Mark for incorrect answers = (-4)
Total answers of gaurav = 10 correct, 5 wrong
Total score of gaurav = (10*7) + (5*-4)
= 70-20=50
Hope this will help.....
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