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Question
In an exam, Varun gets 4 points for every correct answer and loses 2 points for every incorrect answer. If he gets 3 correct and 7 incorrect answers, then find his total score.
In an exam, Varun gets 4 points for every correct answer and loses 2 points for every incorrect answer. If he gets 3 correct and 7 incorrect answers, then find his total score.
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Solution
The correct option is C -2
Points for 1 correct answer =4
Number of correct answers =3
Total score by correct answers =3×4=12
Points for 1 incorrect answer =−2
Number of incorrect answers =7
Total score by incorrect answers =7×−2=−14
Total score =12+(−14)=12−14=−2.
Points for 1 correct answer =4
Number of correct answers =3
Total score by correct answers =3×4=12
Points for 1 incorrect answer =−2
Number of incorrect answers =7
Total score by incorrect answers =7×−2=−14
Total score =12+(−14)=12−14=−2.
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