in Olympiad test + 3 marks are given for every correct answer and and -2 marks are given for every incorrect answer and no marks for not attempt any question first question is teena score -10 marks in this entrance test though she got 14 correct answer and how many question has attempted incorrect answer
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as given
3 marks for every correct answer
-2 marks for every incorrect answer
here teena scored -10 marks in the exam
in which she got 14 correct answers
-10 = 14(3) + x(-2) { here x is the number
of wrong answers}
-10 = 42 - 2x
-10-42 = -2x
-52 = -2x
x = -52/-2
x = 26
hope it helps you!!!!!
3 marks for every correct answer
-2 marks for every incorrect answer
here teena scored -10 marks in the exam
in which she got 14 correct answers
-10 = 14(3) + x(-2) { here x is the number
of wrong answers}
-10 = 42 - 2x
-10-42 = -2x
-52 = -2x
x = -52/-2
x = 26
hope it helps you!!!!!
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