An entrance exam consists of total 50 questions (+3) marks are given for every correct answer and (-1) mark for every incorrect answer and no marks for not attempting any question. The qualifying marks was 60. a) Vinod attempted all the questions and got 30 correct answer. What was his score? b) Ajay got 35 correct answers and 10 incorrect answers. What was his score? c) Avinash attempted only 20 questions and got all the answers correct. What was his score? d) Who has qualified out of three? 15
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