In an exam with 100 questions,2marks are given for every correct answer. -0.5 for every incorrect answer and 0 for questions not attempted. Alok got 20 questions wrong and left 26 questions unattempted.
If the passing marks are 100 , atleast how many questions should he right to answer.
(a) he cannot pass
(b) 50
(c) 55
(d) 54
please answer
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