A candidate who gets 20% marks fails by 10 marks but another candidate who gets 42% marks gets 12% more than the passing marks. Find the maximum marks.
Answers:
A) 50  B) 100  C) 150  D) 200  E) 250
Explanation :   Let the maximum marks be x.   The pass percentage is 42%−12%=30%.   By hypothesis, 30% of x–20% of x=10 (marks).   i.e., 10% of x=10.   Therefore, x = 100 marks.   Answer : 100
<result>B</result>
A candidate who gets 20% marks fails by 10 marks but another candidate who gets 42% marks gets 12% more than the passing marks. Find the maximum marks.