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In a class test (+3) marks are given for every correct answer and(-2) marks are given forevery incorrect answer and no marks for not attempting any question. (i) Radhika scor20 marks. If she has got 12 correct answers, how many questions has she attemptedincorrectly? (i) Mohini scores (-5) marks in this test, though she has got 7 correct answers.How many questions has she attempted incorrectly? 91ed |
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Answer» In a competitive exam positive 4 was alloted for each correct answer |
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