A student has to obtain 35% of the total marks to pass. He got 100 marks and failed by 40 marks. The maximum marks are? Choices.
A) 280  B) 400  C) 420  D) 480  E) 520
Let the maximum marks be x   Then, 35% of x = 100+40   35x/100 = 140   35x= 140*100= 
<gadget id="calculator">140*100</gadget>
<output>14_000</output>
14000   x= 400   Answer is 400
<result>B</result>
A student has to obtain 35% of the total marks to pass. He got 100 marks and failed by 40 marks. The maximum marks are?