In a class st.(+2)ma are given for every correct answer and (- 1) * m * a * r * k are given for every in correct answer. Siri get 20 correct and 10 in correct answers. What is her score?
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3 marks for correct answer
(−2) marls for incorrect answer
Mohan gets,
4 correct answers =4×3=12
6 incorrect answer =6×(−2)=−12
∴ The total score
= correct answers + incorrect answers
=12+(−12)
=0
Mohan's score is 0.
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