A student has to obtain 33% of total marks to pass. He got

A student has to obtain 33% of total marks to pass. He got 25% of total marks and failed by 40 marks. The number of total marks is

Let the total marks be x.
According to the question,
25% of x + 40 = 33% of x
⇒ (33 – 25)% of x = 40
⇒ 8% of x = 40

⇒ x =	40 × 100	= 500
	8