A candidate who get d20% marks in an examination, falls by 30 marks but another candidate, who gets 32% marks, gets 42 marks more then the minimum pass marks. Find the pass percentage of marks:

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A candidate who get d20% marks in an examination, falls by 30 marks but another candidate, who gets 32% marks, gets 42 marks more then the minimum pass marks. Find the pass percentage of marks:

20

25

35

30

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