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 the correct choice from the following answers
A) 200  B) 150  C) 275  D) 300  E) 350
30% ------------ 50   45% ------------ 25   ----------------------   15% ------------- 75   30% -------------- ?     150 + 50= 
<gadget id="calculator">  150 + 50</gadget>
<output>200</output>
200 Marks   200NSWER 200
<result>A</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?