Question
If the student scores 30% marks, then he is failed by
210 marks. But if he scores 55% marks then he is passed by 240 marks. Find the passing percentage. Let the maximum marks be x.Solution
x Ă— 30/100 + 210 = x Ă— 55/100 - 240 25x/100 = 450 x = 1800Â Passing Marks = 1800 Ă— 30/100+ 210 = 750 Passing % = 750/1800 Ă—100 = 41.6%
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