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There are 259 questions in an examination on each right answer a student get 3 marks and on each wrong answer. 0.5 marks deducted Find the number of wrong questions answered by him, if in whole exam he get 477 marks? |
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Answer» I THINK .... QUESTION is just WRONG...it should be 476...then.... 173 right ANS ×3=519 86 wrong ans×0.5=43 519-43=476 86(Ans) |
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