A candidate who gets 30% of the marks fails by 50 marks. But another candidate who gets 45% marks gets 25 marks more than necessary for passing. Find the number of marks for passing?
Choose one
A) 150  B) 200  C) 250  D) 275  E) 285
30% ------------ 50   45% ------------ 25   ----------------------   15% ------------- 75   30% -------------- ?     150 + 50= 
<gadget id="calculator">  150 + 50</gadget>
<output>200</output>
200 Marks   ANSWER:200
<result>B</result>
A candidate who gets 30% of the marks fails by 50 marks. But another candidate who gets 45% marks gets 25 marks more than necessary for passing. Find the number of marks for passing?