Raman scores 30 percent marks in an exam but still fails by 30 marks. In order to pass the exam, 60 percent marks are necessary. What is the maximum marks of the exam?
A120
B110
C125
D100
Correct answer: D
Explanation
Pass marks = 60%, Raman's marks = 30%, so 30% of total = 30 marks. Maximum marks = 100.