In a competitive exam od 40 questions,+2 is awarded fir every correct answer and -1 for every wrong answer.Find the total score if a student had 12 wrong answer in his attempt of all the questions.
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Answer:
44marks.
Step-by-step explanation:
Total question = 40
Wrong answer = 12
Correct answers = 40 - 12 = 28
Mark for 12 wrong answer= 12×(-1) = -12
Mark for correct answer= 28×2 = 56
Total score=
56+(-12) = 44
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