In class test containing 10 questions, 5 marks each are awarded for every correct answer and (-2) marks are awarded for every incorrect answer and 0 for questions not attempted. Reshma gets five for correct answer and five for incorrect answers, what's her score?
please somebody help me
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10x5 correct answers equals to 50 if all answers are correct you will get 50
10x-2 equals to 20 you will get 20 marks if all are incorrect
50-20 equals to 30 she got 30 marks
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