A candidate scoring 25% in an examination fails by 30 marks , while another candidate scores 50 % mark, gets 20 marks more than the minimum pass marks . Find the minimum pass marks. Find the minimum pass percentage.
Answer
Let x be the maximum marks,
Then (25% of x)+30 = (50% of x)-20
Hence maximum marks = 200
Minimum pass marks =
Hence, minimum pass marks = 
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