3. Rehana and Sayan both appeared for an examination & each of them will have to answer 12 questions (i) Rehana got 36 marks in total by answering 8 questions correctly and remaining 4 questions incorrectly. If she got 6 marks for each correct answers, let's find total marks obtained by him. (ii) Let's find total marks obtained by sayan if he answered 6 questions correctly and 6 questions answered incorrectly. 68

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